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| Patents for Joseph Frey | |||||
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| Number | Date | Patentee | Title | Type | |
| 40,165 | Oct. 06, 1863 | J. Frey | Improved crosscut-sawing machine | reciprocating saws | |
| 46,460 | Feb. 21, 1865 | J. Frey | Improvement in sawing machines | reciprocating sawmills | |