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All Patents in class 91/352
Patents 1 - 5 of 5
Picture	Number	Date	Patentee	Title
	10,647	Mar. 14, 1854	A. Taylor	Steam Engine Faucet-Valve
	208,565	Oct. 01, 1878	J. Butcher	Rotary- Engine
	1,677,112	Jul. 10, 1928	S.F. Anderson	Rubbing machine
	2,612,868	Oct. 07, 1952	R.P. Fitzgerald	Pneumatic drop hammer
	2,635,396	Apr. 21, 1953	H.R. Johnson	Portable rubbing machine

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