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| Patents for M. D. Perry | |||||
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| Number | Date | Patentee | Title | Type | |
| 869,016 | Oct. 22, 1907 | J.V. Petrusich | Plane with Extendable Sole | plane beds | |
| 1,032,650 | Jul. 16, 1912 | G.J. Blum | Hacksaw | metal sawing machines | |