| All Patents in class 409/147 |
Patents 1 -
15
of 27
      |
| Number | Date | Patentee | Title | Type |
| 1,116,031 | Nov. 03, 1914 | A.L. De Leeuw | Feeding Mechanism for Machine Tools | metalworking power transmission |
| 1,166,974 | Jan. 04, 1916 | A.L. De Leeuw | Machine Tool Control | machine tool controls |
| 1,715,604 | Jun. 04, 1929 | J.B. Armitage, E.J. Kearney | Transmission and Control Mechanism for Machine Tools | milling machines |
| 1,727,424 | Sep. 10, 1929 | W.D. Archea | Milling Machine | milling machines |
| 1,789,886 | Jan. 20, 1931 | G.D. Sundstrand | Feeding mechanism for machine tools | |
| 1,892,894 | Jan. 03, 1933 | J.B. Armitage, E.J. Kearney | Machine Tool | milling machines |
| 1,912,413 | Jun. 06, 1933 | E.J. Svenson | Milling machine | |
| 1,951,146 | Mar. 13, 1934 | A.F. Bennett, B.P. Graves | Transmission Mechanism for Machine Tools | milling machines |
| 1,965,259 | Jul. 03, 1934 | W.D. Archea, M. Romaine | Milling Machine | milling machines |
| 1,966,699 | Jul. 17, 1934 | J.B. Armitage | Milling Machine Transmission and Control Mechanism | milling machines |
| 1,969,231 | Aug. 07, 1934 | F.A. Hassman, L.F. Nenninger | Automatic Milling Machine | milling machines |
| 1,994,221 | Mar. 12, 1935 | J.B. Armitage, E.J. Kearney | Machine Tool and Attachment | milling machine accessories |
| 2,002,728 | May 28, 1935 | J.B. Armitage, W.K. Andrew | Machine Tool Transmission and Control | milling machines |
| 2,004,441 | Jun. 11, 1935 | J.B. Armitage, F.A. Parsons, E.J. Kearney | Milling Machine Organization | milling machines |
| 2,025,902 | Dec. 31, 1935 | E.G. Roehm | Milling Machine Transmission and Control Mechanism | milling machines |
