| All Patents in class 409/156 |
Patents 1 -
15
of 68
      |
| Number | Date | Patentee | Title | Type |
| 487,775 | Dec. 13, 1892 | F.H. Richards | Duplex feed mechanism | milling machines |
| 502,131 | Jul. 25, 1893 | E.J. McClellan | Feed Motion | metalworking power transmission |
| 631,923 | Aug. 29, 1899 | O.J. Beale | Milling-machine | milling machines |
| 658,777 | Oct. 02, 1900 | F. Holz | Milling Machine | milling machines |
| 680,482 | Aug. 13, 1901 | C.R. Gabriel | Milling Machine | milling machines |
| 1,092,097 | Mar. 31, 1914 | S. Einstein | Quick Traverse Control | milling machines |
| 1,120,650 | Dec. 08, 1914 | S. Einstein | Feed Change Arrangement | metalworking speed changing mechanisms |
| 1,126,634 | Jan. 26, 1915 | S. Einstein, R.T. Hazelton | Central Control Cone Drive Machine | machine tool controls |
| 1,130,685 | Mar. 02, 1915 | A.L. De Leeuw | Machine Tool Organization | milling machines |
| 1,152,647 | Sep. 07, 1915 | W.F. Groene, R.K. Blond | Milling-machine | milling machines |
| 1,174,815 | Mar. 07, 1916 | A.J. Briggs | Milling-machine and the like | milling machines |
| 1,317,990 | Oct. 07, 1919 | W.L. Schellenbach | Milling-machine | milling machines |
| 1,322,939 | Nov. 25, 1919 | F.A. Parsons | Transmission and Control Mechanism for Machine Tools | metalworking machine mechanisms |
| 1,480,900 | Jan. 15, 1924 | B.P. Graves | Milling Machine | milling machines |
| 1,490,894 | Apr. 15, 1924 | S. Einstein | Dial Operated Change Gear | milling machines |
