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| Patents for David B. Miller | |||||
| Number | Date | Patentee | Title | Type | |
| 1,855,456 | Apr. 26, 1932 | D.B. Miller | Power driven screw gun with clutch | handheld power tools | |
| 1,858,276 | May 17, 1932 | D.B. Miller | Power driven screw gun with clutch | handheld power tools | |