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US Patent: 81,126
Improvement in saw-grinding machines
Patentee:
Emanuel Andrews - Williamsport, PA

USPTO Classifications:
451/137, 451/213

Tool Categories:
tool making : making sawblades

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Charles Howson
H. Howson

Patent Dates:
Granted: Aug. 18, 1868

Patent Pictures:
USPTO pdf tiff
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