US Patent: 18,250 - Machine for filing and setting saws


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US Patent: 18,250

Machine for filing and setting saws

Patentees:

Ansley C. Smith (exact or similar names) - East Birmingham, PA

Joseph K. Creighton (exact or similar names) - 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:

George K. Ormond

S. M. Duvall

Patent Dates:
Granted:	Sep. 22, 1857

Patent Pictures:

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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."