Journal of the Franklin Institute of the State of Pennsylvania for the Promotion of the Mechanic Arts: Devoted to Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and the Recording of American and Other Patent InventionsFranklin Institute, 1840 Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. [415] |
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1.5. rezultāts no 99.
36. lappuse
... materials employed , and produce thereof . 12. The causes of , and means of preventing , the changes in texture and composition which cast iron occasionally undergoes when in continued con- tact with sea water . 13. The properties and ...
... materials employed , and produce thereof . 12. The causes of , and means of preventing , the changes in texture and composition which cast iron occasionally undergoes when in continued con- tact with sea water . 13. The properties and ...
37. lappuse
... materials and a broader foundation for a plan of education for the magnifi- cent Institution over which he is to preside . He was engaged about two years in his visitations and inquiries , and no reader , we are persuaded , will venture ...
... materials and a broader foundation for a plan of education for the magnifi- cent Institution over which he is to preside . He was engaged about two years in his visitations and inquiries , and no reader , we are persuaded , will venture ...
42. lappuse
... materials , processes , and products of the arts . The studies of the lower section of the first class are general , while those of the first section turn more particularly upon the applications of science to the arts . In the lower ...
... materials , processes , and products of the arts . The studies of the lower section of the first class are general , while those of the first section turn more particularly upon the applications of science to the arts . In the lower ...
43. lappuse
... materials for practice by the institution . In the shops for the instruction of mechanics are machines , for working in wood and the metals , a steam - engine of four horses ' power , a forge , tools in great variety , lathes , & c ...
... materials for practice by the institution . In the shops for the instruction of mechanics are machines , for working in wood and the metals , a steam - engine of four horses ' power , a forge , tools in great variety , lathes , & c ...
45. lappuse
... Materials used in the arts , four to five . THURSDAY . - First Class . First division - in the work - shops from seven to twelve , and from one to seven . Second division - machine - drawing , eight to ten . Modeling , ten to twelve ...
... Materials used in the arts , four to five . THURSDAY . - First Class . First division - in the work - shops from seven to twelve , and from one to seven . Second division - machine - drawing , eight to ten . Modeling , ten to twelve ...
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ammonia apparatus applied arrangement atmosphere bars bitumen boiler canal carbonic acid carriage cast iron cent Certificate of Honourable claim Clear-do Cloudy-do coal colour combination Committee consists construction containing copper cost cylinder described diameter distance dollars effect employed equal exhibited experiments Fahrenheit feet Franklin Institute friction frustrum furnace glass heat Honourable Mention improvement inches inclined plane increase invention iron labour length lever lime liquid locomotive machine magnesia manner manufacture matter means metal miles mode motion nitric acid obtained operation oxide Papin passing patent Pennsylvania Philadelphia piece pipe piston placed plate portion potash pressure produced puddling furnace purpose quantity railroads rails railway resistance revolving road rollers screw shaft side silver solution specimens steam engine stone stroke engine sulphate sulphuric sulphuric acid surface temperature tion tube valve vessel wages weight wheels white lead whole wood zinc
Populāri fragmenti
115. lappuse - Be it known that I, John Fitch, of Philadelphia, in the county of Philadelphia, the State of Pennsylvania, have invented a new and improved mode of preventing steam-boilers from bursting, and I do hereby declare that the following is a full and exact description thereof, reference being had to the accompanying drawings, and to the letters of reference marked thereon.
289. lappuse - General, who is a member of the Cabinet of the President of the United States: but, like the other cabinet officers, receives only the moderate salary of 6000 dollars.
102. lappuse - The Committee on Science and the Arts constituted by the Franklin Institute of the State of Pennsylvania, for the promotion of the Mechanic Arts, to whom was referred for examination a Solar Compass, invented by WM.
29. lappuse - Whenever, through inadvertence, accident, or mistake. and without any fraudulent or deceptive intention, a patentee has claimed more than that of which he was the original or first inventor or discoverer...
22. lappuse - The Committee on Science and the Arts, constituted by the Franklin Institute of the State of Pennsylvania for the promotion of the Mechanic Arts, to whom was referred for examination, two reflecting telescopes, made by Mr.
83. lappuse - A description and draught of a new-invented machine for carrying vessels or ships out of or into any harbour, port, or river, against wind or tide, or in a calm.
305. lappuse - Now know ye, that in compliance with the said proviso, I, the said William Graham, do hereby declare the nature of the said invention, and the manner in which the same is to be performed...
11. lappuse - I have taken a piece of a whole cannon, whereof the end was burst, and filled it three quarters full of water, stopping and screwing up the broken end, as also the touchhole, and making a constant fire under it ; within twenty-four hours it burst, and made a great crack...
29. lappuse - Office; and it shall thereafter be considered as part of the original specification to the extent of the interest possessed by the claimant and by those claiming under him after the record thereof.
29. lappuse - The specifications and claim in every such case shall be subject to revision and restriction in the same manner as original applications are.