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All Patents in class 474/117
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	120,949	Nov. 14, 1871	W.P. McKee, W.H. Doane	Improvement in band sawing-machines
	1,301,937	Apr. 29, 1919	J.N. Heald, A.M. Drake	Belt-tightener
	1,987,979	Jan. 15, 1935	E. Sobolewski	Safety power traverse for radial drill heads

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