| All Patents in class 409/150 |
Patents 1 -
15
of 15
      |
| Number | Date | Patentee | Title | Type |
| 1,270,862 | Jul. 02, 1918 | F.A. Parsons | Transmission Mechanism for Machine-Tools | metalworking speed changing mechanisms |
| 1,912,033 | May 30, 1933 | C.B. De Vlieg | Machine tool | |
| 1,938,781 | Dec. 12, 1933 | B. Sassen, L.F. Nenninger | Milling Machine | milling machines |
| 1,997,338 | Apr. 09, 1935 | S. Einstein, L.F. Nenninger | Milling Machine | milling machines |
| 2,010,355 | Aug. 06, 1935 | L.F. Nenninger, H. Ernst | Machine Tool | metalworking power transmission |
| 2,012,672 | Aug. 27, 1935 | F.A. Parsons | Milling Machine Transmission and Control | milling machines |
| 2,040,528 | May 12, 1936 | F.A. Parsons | Milling Machine Organization | milling machines |
| 2,042,245 | May 26, 1936 | W.D. Archea | Milling Machine Transmission and Electric Control Mechanism | milling machines |
| 2,082,140 | Jun. 01, 1937 | A.L. Krause, A.F. Bennett | Milling Machine | milling machines |
| 2,101,544 | Dec. 07, 1937 | H.R. Isler | Milling Machine Transmission and Control Mechanism | milling machines |
| 2,118,358 | May 24, 1938 | W.M. Pohl, F.A. Parsons | Machine Tool | metalworking machine mechanisms |
| 2,215,684 | Sep. 24, 1940 | J.B. Armitage | Machine Tool | milling machines |
| 2,393,928 | Jan. 29, 1946 | F.A. Hassman, L.F. Nenninger | Control Mechanism for Milling Machines | milling machines |
| 2,764,067 | Sep. 25, 1956 | F. Zankl, J.B. Armitage | Machine Tool Transmission Mechanism | milling machines |
| 2,963,945 | Dec. 13, 1960 | F. Zankl, J.G. Osburn, J.L. Martin, O.W. Barker | Transmission and Control Mechanism | metalworking power transmission |
