Patents Granted on 1857-02-24


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Patents Granted on 1857-02-24
Patents 1 - 4 of 4
Number	Date	Patentee	Title	Type
16,681	Feb. 24, 1857	I.H. Coller	File-cutting machine	tool making machines
16,695	Feb. 24, 1857	L.E. Bigelow, A. Shewman, A. Robins	Saw-file	saw sharpening machines
16,697	Feb. 24, 1857	J. Spiller	Saw set	saw sets
16,705	Feb. 24, 1857	P.H. Niles	Device to operate the mandrel-cutters in turning tapering sticks	wood lathes