| All Patents in class 409/134 |
Patents 1 -
10
of 21
      |
| Picture | Number | Date | Patentee | Title |
| | 1,697,698 | Jan. 01, 1929 | G.D. Sundstrand | Milling Machine |
| | 1,938,776 | Dec. 12, 1933 | F.A. Hassman, L.F. Nenninger | Milling Machine |
| | 2,227,404 | Dec. 31, 1940 | W.F. Zimmermann | Guard for Horizontal Shafts |
 | 2,253,846 | Aug. 26, 1941 | E.S. Cornell | Machine Tool and Dust Guard Therefor |
| | 2,308,728 | Jan. 19, 1943 | W. Trible, E.D. Vancil | Safety Control for Machine Tools |
 | 2,339,630 | Jan. 18, 1944 | A.F. Fischer, W.F. Fischer | Milling Machine |
 | 2,395,485 | Feb. 26, 1946 | G.H. Jones | Machine tool |
| | 2,430,827 | Nov. 11, 1947 | R.L. Rougemont | Automatic way guard for machine tools |
| | 2,434,750 | Jan. 20, 1948 | F.D. Boehmer, K.A. Riedel, O.W. Barker, J.B. Armitage, T. Trecker | Machine Tool |
| | 2,443,734 | Jun. 22, 1948 | E.J. Kearney, O.W. Carpenter, Jr., J.B. Armitage, W.M. Pohl | Machine Tool Guard |
