Patents for Peter Lowentraut


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Patents for Peter Lowentraut
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	226,490	Apr. 13, 1880	J.W. Calef	Wrench
	273,461	Mar. 06, 1883	J.W. Calef	Improved Self-Adjusting Wrench
	530,419	Dec. 04, 1894	S.J. Johnston	Combination tool