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US Patent: 286,478
Insertable saw-tooth
Patentee:
John O'Grady (exact or similar names) - Columbus, OH

USPTO Classifications:
83/842

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

Assignees:
Frank X. Ohlen - Columbus, OH

Manufacturer:
Not known to have been produced

Witnesses:
Bernard Casey
Peter Leavy

Patent Dates:
Applied: Jul. 05, 1883
Granted: Oct. 09, 1883

Patent Pictures:
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