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| Patents for Leon B. Miller | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,023,693 | Dec. 10, 1935 | L.B. Miller | Flexible tool | screwdriver handles | |
| 2,497,228 | Feb. 14, 1950 | L.B. Miller | Groove scraping device | piston and ring maintenance | |