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| Patents Granted on 1988-12-27 | |||||
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| Number | Date | Patentee | Title | Type | |
| D299,146 | Dec. 27, 1988 | H. Pollak, J.W. Mauger | Surface mounted power tool | jointers | |
| 4,793,222 | Dec. 27, 1988 | A.F. Beugelsdyk | Ratcheting Tool Driver, &c. | ratcheting screwdrivers | |