| Patents Granted on 1927-10-04 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 1,644,057 | Oct. 04, 1927 | L.R. Heim | Grinding Machine | grinding machines |
| 1,644,079 | Oct. 04, 1927 | W.J. O'Neill | Ratchet Wrench | ratchet wrenches |
| 1,644,121 | Oct. 04, 1927 | A.E. Greene | Screen | centrifugal pumps |
| 1,644,326 | Oct. 04, 1927 | J.M. Crowe | Portable motor-driven saw | handheld circular saws |
| 1,644,352 | Oct. 04, 1927 | E.S. Perrin | Combination tool | hammers |
| 1,644,432 | Oct. 04, 1927 | H.W. Howland | Combination portable electric saw and drill | handheld circular saws |
| 1,644,619 | Oct. 04, 1927 | S.M. Tepper | Saw | |
