Journal of the Franklin InstituteFranklin Institute, 1844 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.
44. lappuse
... length the experiment was resumed . It was found that many other substances possessed the same property as amber . The apparatus was enlarged , and new phenomena were presented , -light , and heat , and sound being pro- duced . Means ...
... length the experiment was resumed . It was found that many other substances possessed the same property as amber . The apparatus was enlarged , and new phenomena were presented , -light , and heat , and sound being pro- duced . Means ...
57. lappuse
... length after the strain ceases , without suffer- ing a permanent elongation . The extent of elongation of iron is in proportion to the tension . In estimating the strength of a rope , the strain it has to support should never exceed the ...
... length after the strain ceases , without suffer- ing a permanent elongation . The extent of elongation of iron is in proportion to the tension . In estimating the strength of a rope , the strain it has to support should never exceed the ...
62. lappuse
... length . The next object the committee had in view was to examine the direction of the mo- tion of the particles of water displaced by a vessel . It was found that when the form was that of least resistance , the motions of the ...
... length . The next object the committee had in view was to examine the direction of the mo- tion of the particles of water displaced by a vessel . It was found that when the form was that of least resistance , the motions of the ...
64. lappuse
... length as shall enable him to form them into gudgeons - the length and di- ameter of these gudgeons he regulates according to the load they are intended to sustain , and to other circumstances . In all cases , how- ever , the value of ...
... length as shall enable him to form them into gudgeons - the length and di- ameter of these gudgeons he regulates according to the load they are intended to sustain , and to other circumstances . In all cases , how- ever , the value of ...
66. lappuse
... length becomes very intense . But if the paper be thoroughly dried in the dark , ( in which state it is of a very pale greenish yellow color , ) it possesses the singular property of receiving a dormant , or invisible picture ; to ...
... length becomes very intense . But if the paper be thoroughly dried in the dark , ( in which state it is of a very pale greenish yellow color , ) it possesses the singular property of receiving a dormant , or invisible picture ; to ...
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acid angle apparatus appears application arranged atmospheric railway bars benzoic acid boiler bottom cane sugar carbonic carbonic acid cast-iron centre Certificate of Honorable chamber claim coal color combination committee consists constructed containing copper cylinder deposited described diameter effect employed exhibited experiments feet fire flue Franklin Institute friction furnace glass heat hippuric acid Honorable Mention improvement inches inclined inclined plane invention iron length letters patent lever lime loam machine madder manner manufacture mass means metal miles mode motion mould obtained operation oxide paper passes Philadelphia pieces pipe piston placed plane plate potash pressure produced propeller puddling furnace purpose pyramid quantity railway rollers rope screw Sebastian Cabot secure by letters shaft side solution specific gravity specimens steam engine stone substances sugar surface temperature tion tons tube upper valve velocity vessel weight wheel wire wrought-iron York zinc
Populāri fragmenti
304. lappuse - Office a written description of the same, and of the manner and process of making, constructing, compounding, and using it, in such full, clear, concise, and exact terms as to enable any person skilled in the art or science to which it appertains, or with which it is most nearly connected, to make, construct, compound, and use the same...
379. 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...
234. lappuse - What we claim as our invention, and desire to secure...
303. lappuse - Ibid. sec. 4. avoiding unnecessary prolixity, as to enable any person skilled in the art or science to which it appertains, or with which it is most nearly connected, to make, construct, compound, and use the same...
312. lappuse - ... receive a patent for his invention, as specified in his claim, or for any part thereof, as the facts in the case may appear. And such adjudication, if it be in favor of the right of the applicant, shall authorize the commissioner to issue such patent on the applicant filing in the Patent Office a copy of the adjudication and otherwise complying with the requirements of law.
312. lappuse - Commissioner, with a certificate of his proceedings and decision, which shall be entered of record in the Patent Office ; and such decision, so certified, shall govern the further proceedings of the Commissioner in such case : Provided however, That no opinion or decision of the judge in any such case shall preclude any person interested in favor...
230. lappuse - What I claim, therefore, as my invention, and for which I ask a patent, is, the...
302. 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...
377. 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...
243. lappuse - Newton's fusible metal, composed of 8 parts of bismuth, 5 of lead, and 3 of tin.