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Patents for John M. Long
Patents 1 - 3 of 3
Number	Date	Patentee	Title	Type
136,253	Feb. 25, 1873	J.M. Long	Power Hammers	drop hammers
252,111	Jan. 10, 1882	C.E. McBeth, J.M. Long	Punching-machine	metal punching machines
295,779	Mar. 25, 1884	J.M. Long, C.E. McBeth	Cultivator

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