Patents for W. E. Coveney


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Patents for W. E. Coveney
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
860,116	Jul. 16, 1907	H.A. Balcome	Motor-clutch	industrial machine clutches
860,132	Jul. 16, 1907	H.J. Heeney	Signal-drop