All Patents in class 403/353


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All Patents in class 403/353
Patents 1 - 4 of 4
Picture	Number	Date	Patentee	Title
	50,838	Nov. 07, 1865	H.W. Olney	Improvement in Attaching Augers to their Handles
	1,651,777	Dec. 06, 1927	W.A. Peck	Extension-Bit Holder
	1,719,072	Jul. 02, 1929	H.L. Myers	Brush-retaining device
	2,917,813	Dec. 22, 1959	G. Crümmenerl, H. Ackermann	Detachable Tool Holder, Especially for Grooving Files