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| Patents for Robert McCracken | |||||
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| Number | Date | Patentee | Title | Type | |
| 7,010X | Apr. 19, 1832 | G.A. Madeira | Machinery for holding and grinding edge tools | sharpening machines | |
| 122,390 | Jan. 02, 1872 | N.S. Clement, C.B. Knapp | Improvement in machines for dovetailing | dovetailing machines | |