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US Patent: 237,915
Methd of correcting unequal tension in circular saws
Patentee:
George F. Simonds (exact or similar names) - Fitchburg, MA

USPTO Classifications:
148/588, 148/639, 76/112

Tool Categories:
woodworking machines : specialty woodworking machines : tool making machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Harris Hartwell
Daniel Simonds

Patent Dates:
Granted: Feb. 15, 1881

Patent Pictures:
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