| All Patents in class 192/43 |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 221,266 | Nov. 04, 1879 | M.D. Harter, Executor, J. Allonas, deceased (Estate of) | Portable Engine | portable steam engines |
| 225,050 | Mar. 02, 1880 | C.G. Cooper | Traction Engine | steam traction engines |
| 651,816 | Jun. 19, 1900 | M. Backstrom | Friction driving-clutch | industrial machine clutches |
| 1,087,316 | Feb. 17, 1914 | E.R. Packer | Reversible Clutch Device | ratchet wrenches |
| 1,210,257 | Dec. 26, 1916 | B.F. Augustine | Clutch | clutches |
| 1,508,512 | Sep. 16, 1924 | F.E. Farley | Ratchet mechanism | ratchet braces |
| 1,672,014 | Jun. 05, 1928 | A. Williams | Power-transmission mechanism | making sawblades |
| 1,707,476 | Apr. 02, 1929 | G. Langen, R. Hohnhorst | Click Box | metalworking machine mechanisms |
| 1,859,600 | May 24, 1932 | J.H. Prettyman | Friction Clutch Mechanism | ratchet wrenches |
| 1,981,526 | Nov. 20, 1934 | T.O. Rueb | Ratchet Wrench | ratchet wrenches |
| 2,355,082 | Aug. 08, 1944 | O.W. Carpenter, Jr., J.B. Armitage, W.M. Pohl, E.J. Kearney | Machine Tool | metalworking machine mechanisms |
| 2,542,241 | Feb. 20, 1951 | J.A. Fors | Ratchet Mechanism | ratchet wrenches |
| 2,764,767 | Oct. 02, 1956 | W.J. Adlaf | Releasable Screw Threading Tool Holder | tapping heads and chucks |
| 3,019,682 | Feb. 06, 1962 | T.G. Hare | Reversible Ratchet Type Wrench | ratchet wrenches |
