, so that when the lever, A, is pressed down the fol- Plates, A, which are fitted to the convex face of the ing in pulling upward on the table, by means of the con- lower, C, rises, and when in its highest position is locked hames, have a series of jaws with recesses between them, necting rod… … of trine extension, surfaces, lines, and points, each of which DAVIS'S IMPROVED HAME. is infinitely divisible; trine extension into surfaces, surface NEW WAGON JACK. into lines, lines into points, and points into infinitesimal automatically by the short arm of the lever, A, and the in- is provided…
Patented · Patents · Iron · Improved · Consists · Ultramarine · Scientific American · Air · Patent issued · Paper cutting · Cast Iron · Twenty years · Iron wheels · Preceding year · Wind pressure · Year ended · Mould board
Internet Archive · Public domain (published before 1931). Free to use for anything.
