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US Patent: 63,232
Improvement in saws
Patentee:
James E. Emerson - Trenton, NJ

USPTO Classifications:
83/840

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

Assignees:
None

Manufacturer:
James E. Emerson - Trenton, NJ

Witnesses:
Charles H. Poole
D. C. Culley

Patent Dates:
Granted: Mar. 26, 1867

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for James E. Emerson
Description:
This is a very early patent for insertible saw teeth. The idea was already known at the time, but in earlier patents, such as 14,172, the teeth do not resemble modern inserted saw teeth.

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