| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 346/31 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 2,690,373 | Sep. 28, 1954 | J.H. Osgood | Inspection and Recording Device | comparators | |
| 2,882,476 | Apr. 14, 1959 | T.A. Wetzel | Motor Control System | milling machines | |