Journal of the Franklin Institute, Volume 12; Volume 42Pergamon Press, 1846 Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-59. |
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acid arrangement August 26 axle blast furnace boiler bottom broad gauge bromine canal carbonic acid carbonic oxide carriage centimetres Chagres claim coal color combination construction copper crown glass cutters cylinder deposited depth desire to secure diameter distance effect engine equal exhibited expense experiments feet flanches flint glass flue frame Franklin Institute fuel furnace glass hammer heat hour improvement inches increase invention iron isthmus judges length letters patent locks machine magnetic manner manufacture March 23 McLane means ment metal metres miles mode motion narrow gauge obtained operation pass passengers Philadelphia placed plate portion present pressure produced purpose quantity railway render rollers screw Second Premium secure by letters shaft side slide steam steamers steel stove substantially sufficient sulphur summit-level surface temperature thickness Third Premium tion tons tube valve vapor velocity vessels weight welding wheel wide gauge width yards York
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Page 32 - 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.
Page 214 - Having now particularly described and ascertained the nature of my said invention and in what manner the same is to be performed, I declare that what I claim is (d).
Page 111 - What we claim as our invention, and desire to secure...
Page 109 - Having thus fully described the nature of my improvements, in the manner of constructing cooking stoves, what I claim as new therein, and desire to secure by letters patent, is, first...
Page 250 - Having described our invention, what we claim therein as new and desire to secure by letters patent of the United States is — " The combination of a griping chuck, by which an article Statement of the Case.
Page 113 - Claim :—" What I claim as my invention, and which I desire to secure by letters patent, is the mode...
Page 46 - Having thus described the nature of my invention, and the manner of performing the same, I would have it understood that I do not confine myself to the...
Page 35 - 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.
Page 214 - I claim as new therein, and desire to secure by letters patent is, the manner in which I have arranged and combined with each other Ihe breaking rollers and the screen; the respective parts being formed and operating substantially as herein set forth and made known.
Page 69 - All matter appears to be subject to the magnetic force as universally as it is to the gravitating, the electric and the chemical or cohesive forces...