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.
14. lappuse
... heat ; and the iron of the boiler , from near the water line to more than one - third of the distance from the lowest line to the middle of the convex sur- face , became , on each side of the water line , heated until it attained ...
... heat ; and the iron of the boiler , from near the water line to more than one - third of the distance from the lowest line to the middle of the convex sur- face , became , on each side of the water line , heated until it attained ...
18. lappuse
... heat of the surcharged steam could not , with the arrangements then provided , be raised above 484 degrees . The method of experimenting , having been the same as was subsequently used , may as well be stated in this place . The fire ...
... heat of the surcharged steam could not , with the arrangements then provided , be raised above 484 degrees . The method of experimenting , having been the same as was subsequently used , may as well be stated in this place . The fire ...
15. lappuse
... heat- ed metal the subject of a direct experiment , and under circumstances as nearly similar as possible to those which may occur in a boiler , of which some parts , as the sides or interior flues , may become unduly heated , when not ...
... heat- ed metal the subject of a direct experiment , and under circumstances as nearly similar as possible to those which may occur in a boiler , of which some parts , as the sides or interior flues , may become unduly heated , when not ...
17. lappuse
... heat , is not now without its advocates . It seemed to the committee interesting to appeal to direct experiment upon this point , and thus to ascertain whether any circumstances , not embraced in the general view of the theory , existed ...
... heat , is not now without its advocates . It seemed to the committee interesting to appeal to direct experiment upon this point , and thus to ascertain whether any circumstances , not embraced in the general view of the theory , existed ...
18. lappuse
... heat of the surcharged steam could not , with the arrange- ments then provided , be raised above 484 degrees . The method of experi- menting , having been the same as was subsequently used , may as well be stated in this place . The ...
... heat of the surcharged steam could not , with the arrange- ments then provided , be raised above 484 degrees . The method of experi- menting , having been the same as was subsequently used , may as well be stated in this place . The ...
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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.