Journal of the Franklin InstitutePergamon Press, 1844 |
No grāmatas satura
1.–5. rezultāts no 69.
2. lappuse
... materials for the sequel . The reports of the various companies for the current year , will shortly be published ; and by in- troducing the results which it is to be presumed they will exhibit , under an improving system of economy , I ...
... materials for the sequel . The reports of the various companies for the current year , will shortly be published ; and by in- troducing the results which it is to be presumed they will exhibit , under an improving system of economy , I ...
7. lappuse
... material va- riation , is the cost of fuel , the price of which varies with the localities . I have already offered an approximate correction of this item , which may be employed for general investigations ; and shall shortly take ...
... material va- riation , is the cost of fuel , the price of which varies with the localities . I have already offered an approximate correction of this item , which may be employed for general investigations ; and shall shortly take ...
8. lappuse
... material point connected with the subject which had not been sufficiently discussed , viz . , the motive power to be employed ; on this greatly depended the principles on which a line of railway should be laid out , the end and object ...
... material point connected with the subject which had not been sufficiently discussed , viz . , the motive power to be employed ; on this greatly depended the principles on which a line of railway should be laid out , the end and object ...
12. lappuse
... material drawback being occasional slipping of the wheels on the ascent , and the neces- sity of great caution and careful application of the brakes on descents ; but on the whole , the balance , under the above circumstances , was much ...
... material drawback being occasional slipping of the wheels on the ascent , and the neces- sity of great caution and careful application of the brakes on descents ; but on the whole , the balance , under the above circumstances , was much ...
24. lappuse
... small horizontal engines , and has been run at the rate of seven miles per hour ; it deserves notice , as adding another to the many successful examples of the superiority of iron over wood , as a material for 24 Franklin Institute .
... small horizontal engines , and has been run at the rate of seven miles per hour ; it deserves notice , as adding another to the many successful examples of the superiority of iron over wood , as a material for 24 Franklin Institute .
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alkalies angle apparatus appears application Arts atoms Avignon beet benzoic acid blast boiler boiling cane sugar carbonic acid cause centre chlorine Clear Cloudy coal coloring matter Commissioner committee construction containing copper core cost crystals cylinder decomposed decomposition deposited described diameter drawings effect employed engine equal evaporation exhibited expense experiments feet fermentation Franklin Institute friction furnace garancine heat hippuric acid hot blast hypochlorous acid improvement inches invention inventor iron juice length letters patent lime loam machine madder manufacture means metal miles motion mould observed obtained orcin ordinary oxide passing patent piece pipe piston plate potash pressure produced propeller quantity rail Railway road roller sand screw Sebastian Cabot shaft side solution of sugar specification steam substances sulphuric sulphuric acid surface temperature thickness tion tons tube valve velocity vessel weight wheels wire rope zinc
Populāri fragmenti
378. lappuse - Pennsylvania, and in no other place, or places ; the same to be held and enjoyed by the said John Doe, for his own use and behoof, and for the use and behoof of his legal representatives, to. the full end of the term for which said letters patent are, or may be, granted...
301. lappuse - That any person or persons having discovered or invented any new and useful art, machine, manufacture, or composition of matter, or any new and useful improvement on any art, machine, manufacture, or composition of matter, not known or used by others before his or their discovery or invention thereof, and not, at the time of his application for a patent, in public use or on sale, with his consent or allowance, as the inventor or discoverer...
376. 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...
307. lappuse - But no such disclaimer shall affect any action pending at the time of its being filed, except so far as may relate to the question of unreasonable neglect or delay in filing it.
307. lappuse - Whenever an application shall be made for a patent, which, in the opinion of the Commissioner, would interfere with any other patent for which an application may be pending, or with any unexpired patent which shall have been granted, it shall be the duty of the Commissioner to give notice thereof to* such applicants, or patentees, as the case may be; and if either shall be dissatisfied with the decision of the Commissioner, on the question of priority of right, or invention, on a hearing thereof...
379. lappuse - To the Commissioner of Patents. The petition of A B. , of , in the county of , and State of , respectfully represents: That he has made certain improvements in the ; and that he is now engaged in making experiments for the purpose of perfecting the same, preparatory to his applying for letters patent therefor.
378. lappuse - Now, this indenture witnesseth, that, for and in consideration of the sum of two thousand dollars, to me in hand paid, the receipt of which is hereby acknowledged, I have...
376. lappuse - Ores; and I do hereby declare that the following is a full, clear, and...
307. lappuse - Every patent so reissued, together with the corrected specification, shall have the same effect and operation in law, on the trial of all actions for causes thereafter arising, as if the same had been originally filed in such corrected form...
103. 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.