All Patents in class 451/38


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All Patents in class 451/38
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	1,072,629	Sep. 09, 1913	T. Lumsden	Tool Holder for Grinding Machines
	1,925,808	Sep. 05, 1933	W.A. Kelsey	Dental Tool Holder