Patents for D. E. Webster


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Patents for D. E. Webster
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	183,076	Oct. 10, 1876	J.K. Somes	Improvement in Bias Measures
	684,691	Oct. 15, 1901	W.E. Jaques	Micrometer Gage