| Patents for Penelope Comberbach |
Patents 16 -
24
of 24
      |
| Number | Date | Patentee | Title | Type |
| 1,153,635 | Sep. 14, 1915 | N. Lombard | Friction-clutch | industrial machine clutches |
| 1,202,054 | Oct. 24, 1916 | A.J. Gifford | Belt-tightening device | drilling and boring |
| 1,222,052 | Apr. 10, 1917 | O.S. Walker | magnetic chuck | magnetic chucks |
| 1,286,945 | Dec. 10, 1918 | G.H. Coates | Coupling for shafts | industrial machine shaft couplings |
| 1,320,113 | Oct. 28, 1919 | E.W. Bemis | Chuck | metal lathe chucks |
| 1,328,983 | Jan. 27, 1920 | G.H. Coates | Flexible shafting | industrial machine mechanisms |
| 1,435,548 | Nov. 14, 1922 | J.P. Fleming, J.F. Oliver | Wrench | screw adjust wrenches |
| 1,436,049 | Nov. 21, 1922 | J.F. Oliver | Adjustable Wrench | quick adjust wrenches |
| 1,518,707 | Dec. 09, 1924 | F.H. Sleeper | Planer or shaper | metal planers |
