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Patents for J. G. Hoffman Mfg Co.
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	293,360	Feb. 12, 1884	J.R. Rowlands	Driving Mechanism for Fan Blowers
	307,229	Oct. 28, 1884	J.R. Rowlands	Bolt Cutter
	310,681	Jan. 13, 1885	G. Weber, J.G. Hoffman	Mechanisn for Operating Fan Blowers

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