Patents Granted on 1938-02-08 |
Patents 1 -
5
of 5
|
Number | Date | Patentee | Title | Type |
DE-656,423 | Feb. 08, 1938 | M. Tool Co. | An Apparatus for Finishing of Pre-Cut Spur Gears with Straight or Helically Extending Teeth by Rolling on a Tool, which is Designed as a Rack or as a Spur Gear | gear making machines |
2,107,543 | Feb. 08, 1938 | E.W. Miller | Plural Gear Shaping Machine | gear making machines |
2,107,566 | Feb. 08, 1938 | R.D. Gardner | Abrasive-sawing machine | metal sawing machines |
2,107,568 | Feb. 08, 1938 | F.A. Haist | Ratchet Wrench | ratchet wrenches |
2,107,662 | Feb. 08, 1938 | W.E. Wollheim, B.E. Folke | Ratchet Mechanism | tool lubricators |