Patents for George Hill


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Patents for George Hill
Patents 1 - 3 of 3
Number	Date	Patentee	Title	Type
4,825X	Jul. 21, 1827	G. Hill, E. Mann	Portable crane for raising brick, etc.	cranes
466,564	Jan. 05, 1892	S.E. Hall	Wrench	ratchet wrenches
643,313	Feb. 13, 1900	F. Witzmann	Hand-Planer	planes