The Outlook for Research and Invention, with an Appendix of Problems Awaiting SolutionsD. Van Nostrand Company, 1919 - 241 lappuses |
No grāmatas satura
1.–5. rezultāts no 11.
109. lappuse
... construction , with some modifications in detail , was used by Pro- fessor Sir William Ramsay and Dr. R. Whytlaw Gray in determining the density of the gaseous emanation from radium ( q.v. ) , which Ramsay calls ' niton . ' " The ...
... construction , with some modifications in detail , was used by Pro- fessor Sir William Ramsay and Dr. R. Whytlaw Gray in determining the density of the gaseous emanation from radium ( q.v. ) , which Ramsay calls ' niton . ' " The ...
129. lappuse
... construction and use of high - pressure gas apparatus , which has held hydrogen securely under a pressure of 50,000 pounds to the square inch , by means of Bridgeman plugs and other fittings , and he has furthermore designed ap- paratus ...
... construction and use of high - pressure gas apparatus , which has held hydrogen securely under a pressure of 50,000 pounds to the square inch , by means of Bridgeman plugs and other fittings , and he has furthermore designed ap- paratus ...
142. lappuse
... construction had to be made of the most suitable metal or alloy or of the pre- cise character of steel of the very best composi- tion . Its keys and levers , as well as the glass paneled housing , had also to be fool - proof , bug ...
... construction had to be made of the most suitable metal or alloy or of the pre- cise character of steel of the very best composi- tion . Its keys and levers , as well as the glass paneled housing , had also to be fool - proof , bug ...
144. lappuse
... construction of such a machine , de- signed for a certain purpose , are fully antici- pated and carefully worked out , a factory will find that it is junking model after model , with all the frightfully expensive labor , tools and jigs ...
... construction of such a machine , de- signed for a certain purpose , are fully antici- pated and carefully worked out , a factory will find that it is junking model after model , with all the frightfully expensive labor , tools and jigs ...
159. lappuse
... construction departments of the plant . Each week certain problems form the basis of a more general and formal meeting , with all of the laboratory workers together , the technical men in other than laboratory phases , and with the ...
... construction departments of the plant . Each week certain problems form the basis of a more general and formal meeting , with all of the laboratory workers together , the technical men in other than laboratory phases , and with the ...
Citi izdevumi - Skatīt visu
The Outlook for Research and Invention, with an Appendix of Problems ... Nevil Monroe Hopkins Priekšskatījums nav pieejams - 2019 |
Bieži izmantoti vārdi un frāzes
Academy of Sciences alternating current American application armature Bureau of Standards cent Charles Edward Munroe chemical chemistry chemists circuit breakers connection construction coöperation developed device discovery Division Editorial Suggestion efficiency electric Elihu Thomson employer energy engineering Executive Board experimental experiments factory Fellowship field frequency genius German Government heat high explosives hysteresis inductance industrial instinct Institute instrument insulators interest inventor investigation knowledge labor laboratory lamps lines machine magnetic manufacture materials mathematical means mechanical ment mercury-vapor lamps metals method National Academy National Physical Laboratory National Research Council natural Naval Naval Consulting Board Navy nitrogen operation organized oscillations Pardy physics practical President pressure prior art problems Professor quartz research worker scientific Section secure smokeless powder Society steel student surface technical Technology Teddington temperature tests tion United University voltage Washington WILLIS RODNEY WHITNEY
Populāri fragmenti
168. lappuse - ... not known or used by others in this country before his invention or discovery thereof, and not patented or described in any printed publication in this or any foreign country before his invention or discovery thereof...
68. lappuse - To gather and collate scientific and technical information at home and abroad, in cooperation with Governmental and other agencies and to render such information available to duly accredited persons.
59. lappuse - States as may be designated, and the Academy shall, whenever called upon by any department of the Government, investigate, examine, experiment, and report upon any subject of science or art, the actual expense of such investigations, examinations, experiments, and reports to be paid from appropriations which may be made for the purpose, but the Academy shall receive no compensation whatever for any services to the Government of the United States.
67. lappuse - The National Research Council was organized in 1916 at the request of the President by the National Academy of Sciences, under its congressional charter, as a measure of national preparedness. The work accomplished by the Council in organizing research and in securing cooperation of military and civilian agencies in the solution of military problems demonstrates its capacity for larger service.
168. lappuse - Office to any person who has invented or discovered any new and useful art, machine, manufacture, or composition of matter...
16. lappuse - should be a man willing to listen to every suggestion, but determined to judge for himself. He should not be biased by appearances ; have no favourite hypothesis ; be of no school ; and in doctrine have no master. He should not be a respecter of persons, but of things. Truth should be his primary object. If to these qualities be added industry, he may indeed hope to walk within the veil of the temple of nature.
153. lappuse - Persons employed, as much as employers, are entitled to their own independent inventions, but where the employer has conceived the plan of an invention and is engaged in experiments to perfect it, no suggestions from an employee, not amounting to a new method or arrangement which in itself is a complete invention, is sufficient to deprive the employer of the exclusive property in the perfected...
58. lappuse - Massachusetts; JD Whitney, California; their associates and successors duly chosen, are hereby incorporated, constituted, and declared to be a body corporate, by the name of the National Academy of Sciences.
156. lappuse - But a manufacturing corporation which has employed a skilled workman, for a stated compensation, to take charge of its works, and to devote his time and services to devising and making improvements in articles there manufactured, is not entitled to a conveyance of patents obtained for inventions made by him while so employed, in the absence of express agreement to that effect.
156. lappuse - ... where a person has discovered an improved principle in a machine, manufacture, or composition of matter, and employs other persons to assist him in carrying out that principle, and they, in the course of experiments arising from that employment, make valuable discoveries ancillary to the plan and preconceived design of the employer, such suggested improvements are generally to be regarded as the property of the party who discovered the original improved principle, and may be embodied in his patent...