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US Patent: 72,083
Improvement in machine for sharpening saws
Patentee:
E. B. Rich (exact or similar names) - South Boston, MA

USPTO Classifications:
76/76

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

Assignees:
Andre Cushing - South Boston, MA
E. B. Rich - South Boston, MA

Manufacturer:
Not known to have been produced

Witnesses:
H. B. Swazey
Alexander Foster
Patent Dates:
Granted: Dec. 10, 1867

Patent Pictures:
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