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| Patents Granted on 1987-08-25 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,688,807 | Aug. 25, 1987 | D.J. Warner | Shaft Seal | shaft seals | |
| 4,689,635 | Aug. 25, 1987 | G. Haupt | Apparatus for orienting TV antennas for satellite reception | ||