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| Patents for W. C. Dey | |||||
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| Number | Date | Patentee | Title | Type | |
| RE2,542 | Apr. 02, 1867 | N.C. Stiles | Improved Punching Apparatus | metal punching machines | |
| 74,239 | Feb. 11, 1868 | N. Millington | Improvement in Machines for Graduating Rules | making rules | |
| RE3,005 | Jun. 23, 1868 | G. Stackpole | Improvement in bit-braces | braces | |
| 86,407 | Feb. 02, 1869 | N. Jenkins | Improvement in saws | annular saws | |
| RE3,308 | Feb. 23, 1869 | T.A. Conklin | Improvement in Tack Hammers | tack hammers | |