Patents for Dudley Research Corp.


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Patents for Dudley Research Corp.
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	2,093,682	Sep. 21, 1937	D.D. Levy	Dental Tool Holder
	2,215,222	Sep. 17, 1940	D.D. Levy	Dental Tool Holder