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| Patents for William H. Main | |||||
| Number | Date | Patentee | Title | Type | |
| 182,320 | Sep. 19, 1876 | G.D. Mosher | Screwcap for Spokeshaves | spokeshaves | |
| D14,108 | Jul. 17, 1883 | M. Sweet | Design for a curry-comb back-handle | ||