Patents for Henry C. Perkins


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Patents for Henry C. Perkins
Patents 1 - 3 of 3
Number	Date	Patentee	Title	Type
2,489,811	Nov. 29, 1949	H.C. Perkins	Belt polishing and grinding machine	sanding machines
2,604,740	Jul. 29, 1952	H.C. Perkins	Machine for yieldably presenting work to buffing or polishing wheels or belts
2,649,668	Aug. 25, 1953	H.C. Perkins, C.A. Zinn	Rotary turret for multiple spindle polishing and buffing machines