All Patents in class 29/DIG.83


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All Patents in class 29/DIG.83
Patents 1 - 5 of 5
Picture	Number	Date	Patentee	Title
	108,822	Nov. 01, 1870	J.S. Lane, J.H. Pitkin	Machine for Grinding and Polishing Metal
	889,680	Jun. 02, 1908	C.L. Hawes	Polishing Machine
	1,255,230	Feb. 05, 1918	F. Roese	Dust Receiver for Grinding and Polishing Machines
	2,377,271	May 29, 1945	R. Schümann	Flexible Shaft And Air-Cooled Hand Piece
	2,452,268	Oct. 26, 1948	R. Schümann	Motor Hand Tool Assembly