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Patents for John W. Johnson
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	432,522	Jul. 22, 1890	G.J. Forrey	Nut Machine
	860,872	Jul. 23, 1907	J.W. Johnson	Edge trimming and finishing machine
	1,060,845	May 06, 1913	J.W. Johnson	Bit-holder (chuck)

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