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, 1836 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 100.
2. lappuse
... inches in interior diameter , two feet ten and a quarter inches in length within , and one - fourth of an inch thick ; of rolled iron , with the heads rivetted in the usual manner . Plate 1 is a side view , and 2 and 3 are end views of ...
... inches in interior diameter , two feet ten and a quarter inches in length within , and one - fourth of an inch thick ; of rolled iron , with the heads rivetted in the usual manner . Plate 1 is a side view , and 2 and 3 are end views of ...
2. lappuse
... inches in interior diameter , two feet ten and a quarter inches in length within , and one - fourth of an inch thick ; of rolled iron , with the heads rivetted in the usual manner . Plate 1 is a side view , and 2 and 3 are end views of ...
... inches in interior diameter , two feet ten and a quarter inches in length within , and one - fourth of an inch thick ; of rolled iron , with the heads rivetted in the usual manner . Plate 1 is a side view , and 2 and 3 are end views of ...
5. lappuse
... inches of mercury ; let h be the height of the mercurial column above the original zero ; , the height of the column above the new level ; a , the height of the column of water in the steam pipe above the zero ; s , the specific gravity ...
... inches of mercury ; let h be the height of the mercurial column above the original zero ; , the height of the column above the new level ; a , the height of the column of water in the steam pipe above the zero ; s , the specific gravity ...
8. lappuse
... inches in diameter . The steam within , being at a pres- sure of less than two atmospheres , by opening a cock at ... inches and 1.8 inches apart , measuring from the centre of the opening of the middle one , to the one above and to the ...
... inches in diameter . The steam within , being at a pres- sure of less than two atmospheres , by opening a cock at ... inches and 1.8 inches apart , measuring from the centre of the opening of the middle one , to the one above and to the ...
9. lappuse
... inch , ( 7th of the area of the water surface ) brought water and steam from the middle cock , indicating that the level of the water was nearly two inches higher than it really was . A first apparatus , which was contrived for applying ...
... inch , ( 7th of the area of the water surface ) brought water and steam from the middle cock , indicating that the level of the water was nearly two inches higher than it really was . A first apparatus , which was contrived for applying ...
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acid action æther alloy apparatus applied arrangement atmospheres August 17 bismuth blast boiler bottom canal carbonic acid carriage cast cast-iron cause claim clouds coal Committee construction copper cylinder described diameter effect elastic experiments explosion February 25 feet fire flue force Franklin Institute fuel furnace fusible fusible alloys gauge glass grains heat horizontal hydrogen improvement inches increased invention iron iron bowl Kennebec county lever lime machine manner means mercury metal mode motion mould nearly observed obtained October 27 opening operation oxide oxygen pass patent Pennsylvania Philadelphia pipe placed plate present pressure produced pump purpose quantity Rail Road rain remarks revolving roller sand screw shaft side slide specification stationary point stove sulphuric sulphuric acid surface temperature thermometer thickness tion tube upper valve vaporization vessel weight wheel wind wire York zinc
Populāri fragmenti
156. lappuse - ... shall fully explain the principle, and the several modes in which he has contemplated the application of that principle or character, by which it may be distinguished from other inventions, and shall particularly specify and point out the part, improvement, or combination which he claims as his own invention or discovery.
325. 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...
28. 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.
246. 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.
161. lappuse - ... it shall be the duty of the commissioner to renew and extend the patent, by making a certificate thereon of such extension...
94. lappuse - If nature has made any one thing less susceptible than all others of exclusive property, it is the action of the thinking power called an idea, which an individual may exclusively possess as long as he keeps it to himself; but the moment it is divulged, it forces itself into the possession of every one, and the receiver cannot dispossess himself of it.
162. lappuse - And be it further enacted, That there shall be provided, for the use of said office, a library of scientific works and periodical publications, both foreign and American, calculated to facilitate the discharg'e of the duties hereby required of the chief officers therein, to be purchased under the direction of the Committee of the Library of Congress.
160. lappuse - ... tending to prove that the description and specification filed by the plaintiff, does not contain the whole truth relative to his invention or discovery , or that it contains more than is necessary to produce the described effect; which concealment or addition shall fully appear to have been made for the purpose of deceiving the public...
159. lappuse - And in case of his death, or any assignment by him made of the original patent, a similar right shall vest in his executors, administrators, or assignees.
159. lappuse - And the patent, so reissued, together with the corrected description and specification, shall have the same effect and operation in law, on the trial of all actions hereafter commenced for causes subsequently accruing, as though the same had been originally filed in such corrected form, before the issuing out of the original patent.