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| Patents for Edgar G. Richards | |||||
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| Number | Date | Patentee | Title | Type | |
| 416,801 | Dec. 10, 1889 | E.G. Richards, O.B. Osborn | Wood-polishing machine | sanding machines | |
| D27,480 | Aug. 03, 1897 | E.G. Richards | Design for a motor-frame | electric motors | |