| All Patents of Type: gear lapping machines |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 1,878,603 | Sep. 20, 1932 | A.E. Robinson | Lapping Machine | gear lapping machines |
| 1,916,117 | Jun. 27, 1933 | A.E. Robinson | Lapping Machine | gear lapping machines |
| 1,916,118 | Jun. 27, 1933 | W.G. Hoelscher, A.E. Robinson | Lapping Machine | gear lapping machines |
| GB-415,583 | Aug. 30, 1934 | A.H. Stevens | Improvements in or Relating to Gear Lapping Machines | gear lapping machines |
| 2,032,589 | Mar. 03, 1936 | E.A. Overstedt | Gear Lapping Machine | gear lapping machines |
| 2,209,562 | Jul. 30, 1940 | J.C. Drader | Worm Element Lapping Machine | gear lapping machines |
| 2,245,654 | Jun. 17, 1941 | J.D. Rovick, J.C. Drader | Gear Lapping and Finishing Machine | gear lapping machines |
