| Patents for Mario E. Martellotti |
Patents 1 -
10
of 26
      |
| Picture | Number | Date | Patentee | Title |
| | 1,872,431 | Aug. 16, 1932 | M.E. Martellotti, H. Ernst | Milling Machine |
| | 1,938,774 | Dec. 12, 1933 | M.E. Martellotti, H. Ernst | Milling Machine |
| | 1,965,224 | Jul. 03, 1934 | M.E. Martellotti, H. Ernst | Vibration Dampener for Machine Tools |
| | 1,978,350 | Oct. 23, 1934 | M.E. Martellotti | Automatic Convertible Feed System |
| | 2,065,326 | Dec. 22, 1936 | W.D. Archea, M.E. Martellotti, H. Ernst | Milling Machine |
| | 2,074,257 | Mar. 16, 1937 | M.E. Martellotti, H. Ernst | Vibrating Tool Metalworking Machine |
| | 2,170,291 | Aug. 22, 1939 | M.E. Martellotti | Transmission and Control Mechanism for Milling Machines |
| | 2,170,502 | Aug. 22, 1939 | M.E. Martellotti | Machine Tool Transmission |
| | 2,170,503 | Aug. 22, 1939 | H. Ernst, M.E. Martellotti | Milling Machine |
| | 2,191,131 | Feb. 20, 1940 | M.E. Martellotti | Backlash Eliminator |
