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| Patents for Charles M. Blydenburgh | |||||
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| Number | Date | Patentee | Title | Type | |
| 493,989 | Mar. 21, 1893 | E.G. Duryea | Carpenter's Hammer | hammers | |
| 510,525 | Dec. 12, 1893 | C.M. Blydenburgh | Hammer and Nail Extracting Device | hammers | |