| Patents for Frederick J. Theler |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 1,814,350 | Jul. 14, 1931 | F.J. Theler | Grinding Machinery | grinding machines |
| 1,814,351 | Jul. 14, 1931 | F.J. Theler | Grinding Machinery | grinding machines |
| 1,891,657 | Dec. 20, 1932 | F.J. Theler | Grinding Machine | grinding machines |
| 1,952,157 | Mar. 27, 1934 | G.N. Barrere, F.J. Theler, J.E. Caster | Grinding Machinery | grinding machines |
| 1,991,712 | Feb. 19, 1935 | F.J. Theler | Grinding Machine | grinding machines |
| 2,006,724 | Jul. 02, 1935 | F.J. Theler | Grinding Machine | grinding machines |
| 2,073,079 | Mar. 09, 1937 | G.V. Johnston, F.J. Theler, W. Peaslee | Lapping Machine | grinding machines |
| 2,249,065 | Jul. 15, 1941 | F.J. Theler | Grinding Machine | grinding machines |
| 2,280,620 | Apr. 21, 1942 | F.J. Theler, G.W. Binns | Apparatus for Finishing Tubular Articles | grinding machines |
| 2,377,921 | Jun. 12, 1945 | F.J. Theler, G.W. Binns | Grinding Machine | centerless grinders |
| 2,377,982 | Jun. 12, 1945 | J. Decker, G.W. Binns, F.J. Theler | Grinding Machine and Method of Grinding | centerless grinders |
| 2,478,607 | Aug. 09, 1949 | L.E. Mehlhope, F.J. Theler | Grinding Machine | cylindrical grinders |
