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| Patents for Chas. E. Potts | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,045,321 | Nov. 26, 1912 | P.F. Pilliner | Valve Spring Compressor | valve spring tools | |
| 1,241,282 | Sep. 25, 1917 | F. Hughes, A.M. Remer | Combination-Square | squares | |