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| Patents for George W. Allen | |||||
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| Number | Date | Patentee | Title | Type | |
| 750,294 | Jan. 26, 1904 | N.J. Matthieson | Wood scraping and smoothing machine | sanding machines | |
| 1,305,242 | Jun. 03, 1919 | G.W. Allen | Pneumatic cleaner | ||