All Patents in class 271/6


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All Patents in class 271/6
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
113,769	Apr. 18, 1871	R.M. Hoe	Improvement in printing-presses
266,650	Oct. 31, 1882	M.O. Smith	Drag-saw	drag saws