| All Patents in class 192/12R |
Patents 1 -
10
of 12
      |
| Picture | Number | Date | Patentee | Title |
 | 118,658 | Aug. 29, 1871 | W.P. Wentworth | Improvement in water-elevators |
 | 267,465 | Nov. 14, 1882 | C. Seymour | Mortising-machine |
 | 713,487 | Nov. 11, 1902 | P. Olsen | Device for operating the dogs of hoisting-engines |
 | 1,021,875 | Apr. 02, 1912 | C.L. Libby | Gearing |
 | 1,281,149 | Oct. 08, 1918 | C.H. Driver | Power hacksaw |
| | 1,842,425 | Jan. 26, 1932 | H.L. Rambo, G. Langen, T. Addison | Feed Mechanism for Machine Tools |
| | 2,148,326 | Feb. 21, 1939 | H.J. Siekmann | Combined Clutch and Brake Device |
 | 2,169,747 | Aug. 15, 1939 | R.B. Treer | Power press |
| | 2,681,203 | Jun. 15, 1954 | W.E. Seger | Ranch Pliers |
| | 3,038,386 | Jun. 12, 1962 | S.F. Kulpa, C.A. Parske | Power Operated Tool Draw-In Bar |
