All Patents in class 81/57.43


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All Patents in class 81/57.43
Patents 1 - 4 of 4
Number	Date	Patentee	Title	Type
698,418	Apr. 22, 1902	R.F. Sprague	Power-driven tool	handheld power tools
1,903,514	Apr. 11, 1933	F.W. Piche, H.H. Merriman	Rapid Rotating Socket Wrench	ratchet wrenches
2,073,967	Mar. 16, 1937	A. Kiefer	Bolt turning machine and the like
2,292,391	Aug. 11, 1942	C.D. Burbank, H.H. Merriman	Improved Ratchet Wrench	ratchet wrenches