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| Patents for Charles A. Waltmire | |||||
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| Number | Date | Patentee | Title | Type | |
| 405,401 | Jun. 18, 1889 | J.C. Eckert | Bench-stop | bench stops | |
| 438,871 | Oct. 21, 1890 | E.E. Euchenhofer, C.J. Weinman | Writing-tablet for roll-paper | ||