Journal of the Franklin InstitutePergamon Press, 1841 Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-59. |
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alidade angles aperture apparatus applied arrangement attached average bank blue boat boiler bones bottom buckets canal cars cast iron cent centre claim Clear-do coal colour combination connected construction cost cylinder described diameter discovery distance dollars edge rail effect to power engine Erie canal Erie railroad expense experiments feet Franklin Institute gate head and fall hundred improvement inches inclined plane increase indigo invention kiln length letters patent lever lime machine manner Matthias W means metal miles mode number of passengers opening operation overshot wheel passing patent patentee says Pennsylvania percussion cap pipes piston placed plate present produced protractor purpose quantity rail rail track railroad railway ratio of effect revolving road rollers screw shaft side sliding spring steam steamboats stowing string piece sulphuric acid surface tion tons tube upper Utica velocity vertical vessels weight whole wood wrought iron York
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Página 194 - To gild refined gold, to paint the lily, To throw a perfume on the violet, To smooth the ice, or add another hue Unto the rainbow, or with taper-light To seek the beauteous eye of heaven to garnish, Is wasteful, and ridiculous excess.
Página 116 - 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 steam-boilers from bursting, and I do hereby declare that the following is a full and exact description thereof, reference being had to the accompanying drawings, and to the letters of reference marked thereon.
Página 342 - And it shall be the duty of said judge, after a hearing of any such case, to return all the papers to the 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...
Página 411 - ... without neglect or fault on his part, having failed to obtain from the use and sale of his invention, a reasonable remuneration for the time, ingenuity, and expense bestowed upon the same, and the introduction thereof into use...
Página 410 - An Act to promote the progress of the useful arts, and to repeal all acts and parts of acts heretofore made for that purpose.
Página 410 - But before any inventor shall receive a patent for any such new invention or discovery, he shall deliver a written description of his invention or discovery, and of the manner and process of making, constructing, using, and compounding the same, in such full, clear, and exact terms, 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...
Página 12 - 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 — "An improved Axle box," invented by Robert McWilliams and assigned to Samuel W.
Página 97 - 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.
Página 407 - ... preparatory to his applying for letters patent therefor. He therefore prays that the subjoined description of his invention may be filed as a CAVEAT, in the confidential archives of the Patent Office...
Página 116 - Having thus fully described the nature and operation of my machine for cleaning wool and picking cotton, what I claim therein as constituting my invention, and desire to secure by letters patent, is the manner of applying and using the vibrating doffer, with its comb-plates, constructed and operating as herein set forth...