All Patents of Type: metal punches |
Patents 1 -
15
of 49
|
Number | Date | Patentee | Title | Type |
7,186X | Jul. 25, 1832 | J. Bennett | Punching, pressing, cutting, and slitting iron, steel, etc, and trimming hoes, saw plates, jointing and cutting the teeth of saws, and gumming them | metal punching machines |
7,467X | Mar. 07, 1833 | W. Hinds | Punching and bending tires and hoops | blacksmith |
9,212X | Oct. 28, 1835 | A.T. Mirvin | Teeth cutting and punching machine | metal punching machines |
31,835 | Mar. 26, 1861 | T.F. Taft | Shear and punch | metal punching machines |
104,769 | Jun. 28, 1870 | I.P. Richards | Metal Punch | metal punches |
RE4,228 | Jan. 03, 1871 | I.P. Richards | Punching Metal | metal punches |
161,968 | Apr. 13, 1875 | D. Kennedy | Metal Punch | metal punches |
219,555 | Sep. 09, 1879 | O.C. Woolson | Improvement in hydraulic-power machines | hydraulic apparatus |
244,488 | Jul. 19, 1881 | H.A. Schneekloth | Combined anvil, punch, and shears | metal shearing machines |
252,111 | Jan. 10, 1882 | C.E. McBeth, J.M. Long | Punching-machine | metal punching machines |
264,837 | Sep. 19, 1882 | H.B. Kinney | Power-press | punch presses |
362,566 | May 10, 1887 | A. Beaudry | Machine for punching, shearing, &c., of metals | metal punching machines |
395,675 | Jan. 01, 1889 | J. Weeks | Hydraulic punch, &c. | hydraulic apparatus |
421,895 | Feb. 25, 1890 | A. Beaudry | Machine for punching and shearing metal | metal punching machines |
430,264 | Jun. 17, 1890 | C.A. Bertsch | Punching and shearing machine | metal punching machines |