| All Patents in class 91/391R |
Patents 1 -
10
of 10
      |
| Number | Title | Classification(s) |
| 313,396 | Saw-mill set-works | 83/720, 83/724, 83/726, 91/391R, 92/146, 92/15 |
| 1,234,882 | Speed Governor | 137/49, 137/52, 137/58, 251/44, 91/366, 91/374, 91/391R, 91/417R, 91/448, 91/47, 91/52 |
| 1,850,392 | Machine tool | 409/170, 74/27, 91/391R |
| 1,938,762 | Grinding Machine | 318/122, 318/134, 418/206.1, 451/218, 451/395, 91/264, 91/275, 91/323, 91/335, 91/391R |
| 1,976,122 | Hydraulic Drive for Grinding Machines | 451/218, 451/395, 91/31, 91/391R, 91/55 |
| 2,127,877 | Grinding Machine | 409/255, 451/215, 451/395, 60/537, 91/391R |
| 2,164,875 | Grinding Machine | 451/221, 451/26, 91/304, 91/330, 91/391R, 92/117R, 92/136 |
| 2,170,503 | Milling Machine | 409/170, 91/178, 91/391R, 91/461 |
| 2,216,800 | Hydraulic Control Device | 475/339, 91/375R, 91/391R, 91/445, 91/450 |
| 2,235,085 | Milling Machine Transmission and Control Mechanism | 409/152, 91/264, 91/274, 91/391R |
