| All Patents in class 409/146 |
Patents 1 -
15
of 49
      |
| Number | Date | Patentee | Title | Type |
| 166,704 | Aug. 17, 1875 | W. Krutzsch | Improvement in milling-machines | milling machines |
| 330,391 | Nov. 17, 1885 | A.T. Gifford | Milling-machine | milling machines |
| 432,936 | Jul. 22, 1890 | A.T. Gifford | Milling-machine | milling machines |
| 458,325 | Aug. 25, 1891 | A.T. Gifford | Milling-machine | milling machines |
| 525,771 | Sep. 11, 1894 | E.H. Parks | Mechanism for Taking Up Lost Motion | |
| 525,781 | Sep. 11, 1894 | J.W. Boynton | Mechanism for Taking Up Lost Motion | metalworking machine mechanisms |
| 1,717,899 | Jun. 18, 1929 | G.D. Sundstrand | Grinding Machine | internal grinders |
| 1,721,668 | Jul. 23, 1929 | F.A. Parsons | Means for Moving Tool Supports | milling machines |
| 1,723,852 | Aug. 06, 1929 | F.S. Haas | Grinding Machinery | grinding machines |
| 1,876,352 | Sep. 06, 1932 | H. Sidgreaves | Compensating Mechanism for Machine Tools | metalworking machine mechanisms |
| 1,876,353 | Sep. 06, 1932 | H. Sidgreaves | Machine Tool Compensating Mechanism | metalworking machine mechanisms |
| 1,955,954 | Apr. 24, 1934 | L.A. Dumser | Back-lash compensator | |
| 1,961,125 | Jun. 05, 1934 | W.D. Archea | Back Lash Eliminator for Machine Tool Slides | metalworking machine mechanisms |
| 1,962,979 | Jun. 12, 1934 | A.F. Bennett | Machine Tool | milling machines |
| 1,965,221 | Jul. 03, 1934 | M. De Haas | Backlash Eliminator | metalworking machine mechanisms |
