| Patents for Otto Cullman |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| 1,739,826 | Dec. 17, 1929 | O. Cullman | Electric Low Speed Unit | industrial machine speed and direction changing mechanisms |
| 1,786,192 | Dec. 23, 1930 | O. Cullman | Support for Electric Motors | motor mounts |
| 2,367,100 | Jan. 09, 1945 | O. Cullman, L.H. Hornbrook, N.B. Wienke | Sprocket milling machine | |
| 2,436,694 | Feb. 24, 1948 | O. Cullman, N.B. Wienke, L.H. Hornbrook, Jr. | Detachable sprocket wheel | |
| 2,613,544 | Oct. 14, 1952 | O. Cullman | Mounting for transmission gearing and guard | |
