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US Patent: 245,831
Saw-tooth
Patentee:
Charles W. Hubbard (exact or similar names) - Pittsburgh, PA

USPTO Classifications:
83/841

Tool Categories:
woodworking machines : circular saws : insertable saw teeth
woodworking machines : machine and tool cutters : insertable saw teeth

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
T. B. Kerr
Thomas Bakewell

Patent Dates:
Applied: Apr. 30, 1881
Granted: Aug. 16, 1881

Patent Pictures:
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