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US Patent: 221,602
Improvement in insertible saw-teeth
Patentee:
James Ohlen - Columbus, OH

USPTO Classifications:
83/841

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

Assignees:
None

Manufacturer:
James Ohlen & Sons - Columbus, OH

Witnesses:
Carroll J. Holloway
David F. McNaghton

Patent Dates:
Applied: Sep. 29, 1879
Granted: Nov. 11, 1879

Patent Pictures:
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