| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents Granted on 1981-11-10 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 4,299,377 | Nov. 10, 1981 | J.O. Lenz | Manually operated clamp effort intensifier for vise | machinist vises | |
| 4,299,398 | Nov. 10, 1981 | E.C. Wahl | Pressure Compensating Shaft Seal | shaft seals | |
| 4,300,086 | Nov. 10, 1981 | M.R. Cesarz, R.E. Stobbe | Control Circuit for A.C. Induction Motor | motor controls | |