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Patents for S. Hart Culver
Patents 1 - 5 of 5
Picture	Number	Date	Patentee	Title
	289,126	Nov. 27, 1883	G. Nichols	Expansion-Bit
	405,613	Jun. 18, 1889	N. Sperry	Package for Auger Bits
	486,239	Nov. 15, 1892	A.U. Smith	Machine for Shaping Auger-Heads
	520,502	May 29, 1894	J. Swan	Hollow auger
	818,062	Apr. 17, 1906	S.H. Tucker	Expansible bit

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