| Patents Granted on 1940-03-19 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 2,193,878 | Mar. 19, 1940 | W.P. Gallagher | Cutting machine | handheld power jigsaws |
| 2,193,917 | Mar. 19, 1940 | A.P. Albrecht, A.R. Bone | Bit Extension | drill bit extensions |
| 2,193,939 | Mar. 19, 1940 | W.E. Sanford | Micrometer | micrometers |
| 2,193,946 | Mar. 19, 1940 | H.E. Tautz | Extension control means for tool guides | bandsaws |
| 2,193,983 | Mar. 19, 1940 | E.C. Read | Means for and method of facilitating alignment or centering of piston rod, piston, and cylinder assemblies | steam engines |
| 2,193,984 | Mar. 19, 1940 | H.A. Rhinevault | Reversible Ratchet Wrench | ratchet wrenches |
| 2,194,085 | Mar. 19, 1940 | J.E. Hastings | Rule Clamp | rule accessories |
| 2,194,203 | Mar. 19, 1940 | A.W. Aufderhar, W.F. Groene | Lathe Apron | metal lathe accessories and attachments |
