| Patents for Charles Hartless Usher |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 1,027,575 | May 28, 1912 | C.H. Usher | Stop-motion for planers and the like | industrial machine pulleys and belt drive mechanisms |
| CA-140,867 | Jun. 04, 1912 | C.H. Usher | Planer mechanism | metal planer accessories |
| 1,088,852 | Mar. 03, 1914 | C.H. Usher | Planer-stop mechanism | metal planer accessories |
| CA-154,575 | Mar. 24, 1914 | C.H. Usher | Planer stop mechanism | metal planer accessories |
| 1,606,542 | Nov. 09, 1926 | C.H. Usher | Safety stop | industrial machine pulleys and belt drive mechanisms |
| 1,606,543 | Nov. 09, 1926 | C.H. Usher | Tire-rim tool | tire repair tools |
