All Patents in class 144/195.7


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All Patents in class 144/195.7
Patents 1 - 4 of 4
Picture	Number	Date	Patentee	Title
	101,041	Mar. 22, 1870	S.J. Raymond	Improvement in knife for splitting wood
	153,009	Jul. 14, 1874	R. Nesbitt	Improvement in expansible wedges
	206,927	Aug. 13, 1878	O.F. Brockhausen	Improvement in Blasting Wedges
	315,006	Apr. 07, 1885	C.R. Countryman	Wedge