Patents for Stephen Webster


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Patents for Stephen Webster
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	CA-7,215	Mar. 14, 1877	W.H. Essery	Improvement in loose pulleys
	CA-14,406	Mar. 13, 1882	W.H. Essery, S. Webster	Improvement in loose pulleys