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US Patent: 156,748
Improvement in circular saws
Patentee:
Emanuel Andrews (exact or similar names) - Williamsport, PA

USPTO Classifications:
407/61, 83/846, 83/848

Tool Categories:
woodworking machines : machine and tool cutters : sawblades

Assignees:
None

Manufacturer:
Williamsport Saw Works - Williamsport, PA

Witnesses:
Charles Thurman
George L. Dyer

Patent Dates:
Applied: May 04, 1874
Granted: Nov. 10, 1874

Patent Pictures:
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