All Patents in class 279/19.5


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All Patents in class 279/19.5
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	1,346,978	Jul. 20, 1920	E.E. Blackstone, J.J. Riley	Tool Holder
	2,102,264	Dec. 14, 1937	J.F. Haas	Tool retainer for portable power driven tools