All Patents in class 173/176


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All Patents in class 173/176
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	4,108,252	Aug. 22, 1978	R. Stroezel	Power Driver for Threaded Fasteners
	7,182,147	Feb. 27, 2007	D.R. Constantino, D. Atkinson, G. Keefe, D. Duvan, B.J. Cutler	Tool Apparatus, System and Method of Use