| All Patents in class 409/156 |
Patents 31 -
45
of 67
      |
| Number | Date | Patentee | Title | Type |
| 1,940,443 | Dec. 19, 1933 | L.H. Blood | Milling Machine | milling machines |
| 1,951,146 | Mar. 13, 1934 | B.P. Graves, A.F. Bennett | Transmission Mechanism for Machine Tools | milling machines |
| 1,966,699 | Jul. 17, 1934 | J.B. Armitage | Milling Machine Transmission and Control Mechanism | milling machines |
| 1,976,103 | Oct. 09, 1934 | W.D. Archea | Milling Machinery | milling machines |
| 1,976,139 | Oct. 09, 1934 | B. Sassen, L.F. Nenninger | Milling Machine | milling machines |
| 1,977,311 | Oct. 16, 1934 | R.S. Condon, E.J. Kearney | Rate Change Device | milling machines |
| 1,978,353 | Oct. 23, 1934 | F.A. Hassman, L.F. Nenninger | Automatic Milling Machine | milling machines |
| 1,996,465 | Apr. 02, 1935 | H. Ernst | Hydroelectric Variable Feed Control | hydraulic apparatus |
| 1,996,468 | Apr. 02, 1935 | H. Ernst | Electrical Control for Hydraulic Motors | motor controls |
| 2,011,068 | Aug. 13, 1935 | A.F. Bennett, I.O. Miner | Machine Tool | milling machines |
| 2,012,690 | Aug. 27, 1935 | F.A. Parsons | Transmission and Control Mechanism | milling machines |
| 2,019,487 | Nov. 05, 1935 | L.F. Nenninger, H. Ernst | Feed Regulator for Machine Tools | metalworking machine mechanisms |
| 2,052,249 | Aug. 25, 1936 | E.G. Roehm | Milling Machine | milling machines |
| 2,052,648 | Sep. 01, 1936 | F.A. Parsons | Milling Machine Organization | milling machines |
| 2,070,807 | Feb. 16, 1937 | W.D. Archea, E.G. Roehm | Backlash Eliminator | milling machines |
