Journal of the Franklin InstitutePergamon Press, 1844 |
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Seite 2
... tion of fuel depends on the construction and power of the engine , the gradients of the road on which it operates , and the load which is conveyed . The cost of fuel really depends , in some measure , on these circumstances , but ...
... tion of fuel depends on the construction and power of the engine , the gradients of the road on which it operates , and the load which is conveyed . The cost of fuel really depends , in some measure , on these circumstances , but ...
Seite 3
... tion of capital . By keeping the items concealed , the public are for- bidden from ascertaining what portion of the ordinary current charges go to swell the annual charge to construction , and the deception is thereby practiced longer ...
... tion of capital . By keeping the items concealed , the public are for- bidden from ascertaining what portion of the ordinary current charges go to swell the annual charge to construction , and the deception is thereby practiced longer ...
Seite 9
... tion , that mechanical power in some shape becomes necessary ; and this divides itself into stationary power , or when the mechanical means are fixed , and locomotive power , or when the machine travels along with the load . There are ...
... tion , that mechanical power in some shape becomes necessary ; and this divides itself into stationary power , or when the mechanical means are fixed , and locomotive power , or when the machine travels along with the load . There are ...
Seite 22
... tion . No. 1531 , four platform scales , made by J. D. Dale , of Lansingburg , N. Y. , appear to be of a very serviceable character , and deserve a cer- tificate of honorable mention . No. 1570 , an ice apparatus , which , by ...
... tion . No. 1531 , four platform scales , made by J. D. Dale , of Lansingburg , N. Y. , appear to be of a very serviceable character , and deserve a cer- tificate of honorable mention . No. 1570 , an ice apparatus , which , by ...
Seite 24
... tion . W. H. Howard exhibits a machine for pressing hats and bonnets , which , in point of ingenuity of design , and excellence of workmanship , is not surpassed by any machine in the exhibition ; it seems , in all respects , to be ...
... tion . W. H. Howard exhibits a machine for pressing hats and bonnets , which , in point of ingenuity of design , and excellence of workmanship , is not surpassed by any machine in the exhibition ; it seems , in all respects , to be ...
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Seite 378 - 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...
Seite 301 - 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...
Seite 376 - 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...
Seite 307 - 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.
Seite 307 - 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...
Seite 379 - 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.
Seite 378 - 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...
Seite 376 - Ores; and I do hereby declare that the following is a full, clear, and...
Seite 307 - 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...
Seite 103 - 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.