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| Patents Granted on 1981-08-?? | |||||
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| Number | Title | Classification(s) | |||
| 4,281,538 | Transducer for indicating torque | 173/182, 73/862.21, 73/862.31 | |||
| 4,281,928 | Optical Transit Square with Focusable Crossing Telescopes | 33/276, 356/140, 359/429 | |||
| CA-1,106,974 | Method and apparatus for remote display of analog signals occurring in computer controlled machine tools | ||||
| CH-624,779 | Program Input Device for an Electronic Control Unit | ||||
| 4,284,257 | Precision Surface Gage | 248/125.9, 248/904 | |||
| GB-2,068,791 | Chucks | ||||