Improvement in Gin-Saw-Filing Machines.
Description:
Patent for a "gin-saw-filing machine consisting, essentially, of a rotary and intermittingly movable file, of an intermittingly-operated feed and check device, and of adjustable reciprocating sharpening-files".
Date:
July 24, 1877
Creator:
Eastham, Albert S.
Item Type:
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Partner:
UNT Libraries Government Documents Department