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US Patent: 555,567
Saw Sharperer
Patentee:
Charles H. Douglas (exact or similar names) - Chicago, Cook County, IL

USPTO Classifications:
76/44

Tool Categories:
tool making : making sawblades : saw gummers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 16, 1895
Granted: Mar. 03, 1896

Patent Pictures:
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