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] |
No grāmatas satura
1.–5. rezultāts no 100.
23. lappuse
... means of a pair of jaws actuated by the opposite ends of a vibrating beam , one of the jaws being provided with a spring and toggle , which causes it to grasp and release the nipper rod - the whole operating substantially as described ...
... means of a pair of jaws actuated by the opposite ends of a vibrating beam , one of the jaws being provided with a spring and toggle , which causes it to grasp and release the nipper rod - the whole operating substantially as described ...
27. lappuse
... means by which any variety of colors or shades on one or more plies that may be desired may be produced in the same range , in the direction both of the warp and the weft , the figure being formed by throwing down the weft , which ...
... means by which any variety of colors or shades on one or more plies that may be desired may be produced in the same range , in the direction both of the warp and the weft , the figure being formed by throwing down the weft , which ...
56. lappuse
... means be taken to protect the community from the cupidity and ignorance to which they are too often subjected ? We have laws that compel all owners of steamers to have their boilers in- spected every six months , while at the same time ...
... means be taken to protect the community from the cupidity and ignorance to which they are too often subjected ? We have laws that compel all owners of steamers to have their boilers in- spected every six months , while at the same time ...
62. lappuse
... means , and as it avoids all the expenses connected with steep- ing , the fibre may be prepared at a cost considerably below that incurred in the present process , and may be made , we are assured , applicable either for fabrics of the ...
... means , and as it avoids all the expenses connected with steep- ing , the fibre may be prepared at a cost considerably below that incurred in the present process , and may be made , we are assured , applicable either for fabrics of the ...
72. lappuse
... means Philadelphia ; " W " means Pittsburg ; " H " means the interior , either at the works or to the country trade . A Detailed Statement of all the ROLLING MILLS IN EASTERN.
... means Philadelphia ; " W " means Pittsburg ; " H " means the interior , either at the works or to the country trade . A Detailed Statement of all the ROLLING MILLS IN EASTERN.
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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