| All Patents in class 409/146 |
Patents 1 -
10
of 49
      |
| Picture | Number | Date | Patentee | Title |
 | 166,704 | Aug. 17, 1875 | W. Krutzsch | Improvement in milling-machines |
 | 330,391 | Nov. 17, 1885 | A.T. Gifford | Milling-machine |
 | 432,936 | Jul. 22, 1890 | A.T. Gifford | Milling-machine |
 | 458,325 | Aug. 25, 1891 | A.T. Gifford | Milling-machine |
 | 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 |
| | 1,717,899 | Jun. 18, 1929 | G.D. Sundstrand | Grinding Machine |
| | 1,721,668 | Jul. 23, 1929 | F.A. Parsons | Means for Moving Tool Supports |
| | 1,723,852 | Aug. 06, 1929 | F.S. Haas | Grinding Machinery |
| | 1,876,352 | Sep. 06, 1932 | H. Sidgreaves | Compensating Mechanism for Machine Tools |
