All Patents in class 279/148


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All Patents in class 279/148
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	671,789	Apr. 09, 1901	C. Borgeson	Wrench
	2,706,544	Apr. 19, 1955	R.H. Schuman	Machine Tool Drive
	5,971,681	Oct. 26, 1999	I.E. Wolfe, R.J. Schroeder	Drawbar guide ring with drive keys