Patents Granted on 1920-01-20 |
Patents 1 -
6
of 6
|
Number | Date | Patentee | Title | Type |
CA-196,225 | Jan. 20, 1920 | W.L. Bessolo | Pipe Wrench | chain and strap wrenches |
1,328,366 | Jan. 20, 1920 | E.E. Brown | Flexible coupling | industrial machine shaft couplings |
1,328,428 | Jan. 20, 1920 | D.F. Graham | Socket-Wrench | socket wrenches |
1,328,429 | Jan. 20, 1920 | J.C. Haldeman | Arm-binder and elevating-control-shaft lock | drill presses |
1,328,547 | Jan. 20, 1920 | J.E. Shaw | Tool for Cutting Tire Treads | |
1,328,599 | Jan. 20, 1920 | M. Severson | Wire Stretcher | fence stretching tools |