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US Patent: 18,250
Machine for filing and setting saws
Patentees:
Joseph K. Creighton - East Birmingham, PA
Ansley C. Smith - East Birmingham, PA

USPTO Classifications:
76/34, 76/67, 76/77

Tool Categories:
metalworking machines : grinders : sharpening machines : saw sharpening machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
S. M. Duvall
George K. Ormond

Patent Dates:
Granted: Sep. 22, 1857

Patent Pictures:
USPTO pdf tiff
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Description:
Scientific American said of this patent, "This is a general improvement in saw-sharpening and filing. It consists in files set in reciprocating blocks, which are moved by hand or other power; also an arrangement of hammers to give the set to the saw, and a peculiar feeding device."

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