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 100
Page 14
... Improvement in Iron Railings ; John Krauser , Sommers Crowell , and Cyrus Krauser , Reading , Berks county , Pennsylvania , November 12 . Claim . " What we claim as our invention , is the combination of rods , tubes , and pailings ...
... Improvement in Iron Railings ; John Krauser , Sommers Crowell , and Cyrus Krauser , Reading , Berks county , Pennsylvania , November 12 . Claim . " What we claim as our invention , is the combination of rods , tubes , and pailings ...
Page 15
... Improvement in Bake Ovens , Hosea Ball , Philadelphia , Pennsylvania , November 19 . Claim . " What I claim therein as new , and of my invention , is , the combination and arrangement of an endless chain platform , with the oven , by ...
... Improvement in Bake Ovens , Hosea Ball , Philadelphia , Pennsylvania , November 19 . Claim . " What I claim therein as new , and of my invention , is , the combination and arrangement of an endless chain platform , with the oven , by ...
Page 17
... Improvement in Pessaries ; Jonathan Hovey Robinson , Charlestown , Mid- dlesex county , Massachusetts , November 19 . Claim . " What I claim is the solid connector with its connecting contrivance , ( or its equivalent , ) and joint in ...
... Improvement in Pessaries ; Jonathan Hovey Robinson , Charlestown , Mid- dlesex county , Massachusetts , November 19 . Claim . " What I claim is the solid connector with its connecting contrivance , ( or its equivalent , ) and joint in ...
Page 19
... improved process of rendering vegeta- ble fibrous substances uninflammable and preserving them in that condition , substantially as herein set forth . " 48. For an Improvement in Fountain Pens , Charles W. Krebs , Baltimore , Maryland ...
... improved process of rendering vegeta- ble fibrous substances uninflammable and preserving them in that condition , substantially as herein set forth . " 48. For an Improvement in Fountain Pens , Charles W. Krebs , Baltimore , Maryland ...
Page 20
... Improvement in the Locking Apparatus of Repeating Fire - arms ; Joshua Stevens , Chicopee , Hampden county , Massachusetts , November 26 . Claim . " My improvement , and what I claim as my invention , consists in hinging the dog or ...
... Improvement in the Locking Apparatus of Repeating Fire - arms ; Joshua Stevens , Chicopee , Hampden county , Massachusetts , November 26 . Claim . " My improvement , and what I claim as my invention , consists in hinging the dog or ...
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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