| Patents Granted on 1957-10-22 |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 2,810,181 | Oct. 22, 1957 | K. Ruckstuhl | Extrusion press | |
| 2,810,239 | Oct. 22, 1957 | A.C. Burleigh | Holder for abrasive disk | handheld power sanders |
| 2,810,311 | Oct. 22, 1957 | W.D. Smith | Threaded-Closure-Turning Tool | jar wrenches |
| 2,810,313 | Oct. 22, 1957 | R.W. Hermanson | Open-End Ratchet Wrenches of the Spanner Type | spanner wrenches |
| 2,810,408 | Oct. 22, 1957 | W.B. Boice, L.S. Stump | Adjustable mounting and drive mechanism for table saws | tablesaws |
| 2,810,567 | Oct. 22, 1957 | F.L. Kirkham | Cutter Tool Assembly Providing a Floating Fit Between Tool and Holder | milling machine tools |
