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| Patents for Charles I. Shawver | |||||
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| Number | Date | Patentee | Title | Type | |
| 673,483 | May 07, 1901 | C.I. Shawver | Machine for cutting picture-mats | ||
| 1,796,054 | Mar. 10, 1931 | C.I. Shawver | Woodworking machine | molders | |