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| Patents Granted on 1989-02-07 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,802,310 | Feb. 07, 1989 | R.W. Holmes | Sander Attachment | handheld power sanders | |
| 4,802,389 | Feb. 07, 1989 | W.E. Shultz | Adjustable Workpiece Gripping and Rotating Device | ||
| 4,802,774 | Feb. 07, 1989 | V.I. Pesikov | Gas Bearing for Guiding Relative Movement of Precision Machine Parts | ||