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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... PATENTED INVENTIONS . EDITED BY JOHN F. FRAZER , Assisted by the Committee on Publications of the Franklin Institute . COLLABORATORS . Reporter of American Patents , C. M. KELLER , late Examiner , Patent Office , Washington . THIRD ...
... PATENTED INVENTIONS . EDITED BY JOHN F. FRAZER , Assisted by the Committee on Publications of the Franklin Institute . COLLABORATORS . Reporter of American Patents , C. M. KELLER , late Examiner , Patent Office , Washington . THIRD ...
Page 12
... PATENTS . List of American Patents which issued from November 12 to December 10 , ( inclusive , ) 1850 , with Exemplifications by CHARLES M. KELLER , late Chief Examiner of Pa- tents in the U. S. Patent Office . 17. For an Improved ...
... PATENTS . List of American Patents which issued from November 12 to December 10 , ( inclusive , ) 1850 , with Exemplifications by CHARLES M. KELLER , late Chief Examiner of Pa- tents in the U. S. Patent Office . 17. For an Improved ...
Page 20
... patent dated January 19 , 1847 ; re - issued November 12 , 1850 . Claim . " What I claim as my invention is the arrangement of the cutter wheel , or saws , so as to cut in the direction of the grain of the wood or other substance to be ...
... patent dated January 19 , 1847 ; re - issued November 12 , 1850 . Claim . " What I claim as my invention is the arrangement of the cutter wheel , or saws , so as to cut in the direction of the grain of the wood or other substance to be ...
Page 43
... patent to your readers . The subject may be divided into the three portions already stated ; namely , engines , boilers , and paddle wheels , and these I will take seriatim . I. Beam engines are the most ponderous of all constructions ...
... patent to your readers . The subject may be divided into the three portions already stated ; namely , engines , boilers , and paddle wheels , and these I will take seriatim . I. Beam engines are the most ponderous of all constructions ...
Page 63
... patented by M. Claussen . The patent granted to M. Claussen for England , is for the preparation of flax in a short staple , so as to produce a substitute for wool and cotton capable of being spun upon cotton machinery , and also for ...
... patented by M. Claussen . The patent granted to M. Claussen for England , is for the preparation of flax in a short staple , so as to produce a substitute for wool and cotton capable of being spun upon cotton machinery , and also for ...
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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