Patents for Frank Elias Watkins


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Patents for Frank Elias Watkins
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	CA-179,114	Sep. 04, 1917	F.E. Watkins	Metal lathe chuck
	CA-187,041	Oct. 15, 1918	F.E. Watkins	Machine tool feed control