| Patents Granted on 1920-11-09 |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 1,357,954 | Nov. 09, 1920 | C.S. We Mett, E.S. Perkins, C.L. Clark | Valve Spring Compressor | valve spring tools |
| 1,358,037 | Nov. 09, 1920 | V.W. Thayer | Tool | socket wrenches |
| 1,358,051 | Nov. 09, 1920 | H. Baerbalck | Feeding mechanism for metal-working machinery | metal planers |
| 1,358,074 | Nov. 09, 1920 | W.H. Gates | Die Head | tap and die holders |
| 1,358,197 | Nov. 09, 1920 | A.R. Gano | Portable power-saw | tree felling machines |
| 1,358,321 | Nov. 09, 1920 | J.W. Lovell | Calipers | measuring calipers |
