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US Patent: 274,876
Insertable saw-tooth
Patentee:
William Zerman (exact or similar names) - Trenton, NJ

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:
Harry Smith
Thomas Dugan

Patent Dates:
Applied: Jan. 17, 1883
Granted: Mar. 27, 1883

Patent Pictures:
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