Journal of the Franklin InstituteFranklin Institute, 1851 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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Results 1-5 of 78
Page 2
... secured by rip- rapping . The wooden superstructure of the bridges , built under the contract with S. F. Belknap , deceased , ( which did not include covering , ) are being covered by the Company , to protect them from the weather ...
... secured by rip- rapping . The wooden superstructure of the bridges , built under the contract with S. F. Belknap , deceased , ( which did not include covering , ) are being covered by the Company , to protect them from the weather ...
Page 19
... secured in their position . " 50. For an Improvement in Sausage Stuffers ; Simon McNair , Hattborough , Mont- gomery county , Pennsylvania , November 26 . Claim . " What I claim as my invention is the introduction of a tube or case , D ...
... secured in their position . " 50. For an Improvement in Sausage Stuffers ; Simon McNair , Hattborough , Mont- gomery county , Pennsylvania , November 26 . Claim . " What I claim as my invention is the introduction of a tube or case , D ...
Page 21
... secured in an inclined position to an arbor which carries them as herein set forth . " DESIGNS . 1. For a Design for Bas - relief of Henry Clay Charles Younglove Haynes , Philadel- phia , Pennsylvania , November 12 . Claim . " What I ...
... secured in an inclined position to an arbor which carries them as herein set forth . " DESIGNS . 1. For a Design for Bas - relief of Henry Clay Charles Younglove Haynes , Philadel- phia , Pennsylvania , November 12 . Claim . " What I ...
Page 25
... secured to the journal - box of a car or other axle , or of a machine shaft , in the manner substantially as herein described , for the purposes set forth . " 15. For an Improvement in Lever Jacks ; James Leffel , Springfield , Ohio ...
... secured to the journal - box of a car or other axle , or of a machine shaft , in the manner substantially as herein described , for the purposes set forth . " 15. For an Improvement in Lever Jacks ; James Leffel , Springfield , Ohio ...
Page 43
... secured by a more able and discriminating course , which , if taken , would have been the means of placing them at the head of the steam navigation of the world . It will be their ill - fortune to see the great mistake they have made in ...
... secured by a more able and discriminating course , which , if taken , would have been the means of placing them at the head of the steam navigation of the world . It will be their ill - fortune to see the great mistake they have made in ...
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action angle apparatus applied arrangement attached axis bituminous blades blast blast furnace boiler carriage cast iron cent centre centrifugal force chord circuit claim therein coal combination condenser connected connexion construction Coulaine cubic curved cutters cylinder deflexion diameter distance effect electric telegraph electricity engine equal experiments feet flues force frame Franklin Institute furnace generatrix gutta percha heat Improvement increased indicator diagrams invention consists Journal length lever machine magnet manner mastic material means metal miles motion operation paddle passing patent pipe piston placed plane plate present pressure produced propeller proportion pump purpose rails railway revolutions per minute roadway rollers screw shaft side slide spring square inch steam steam engine steamers Stoves stroke substantially as described surface tangential angle telegraph temperature thickness tion tons tube valve velocity vertical vessel weight wheel wire wrought iron York