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US Patent: 117,332
Improvement in dovetailing-machines
Patentee:
John B. Ritchey (exact or similar names) - Pomeroy, OH

USPTO Classifications:
144/278.1, 144/87

Tool Categories:
woodworking machines : joint making machines : dovetailing machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Jul. 25, 1871

Patent Pictures:
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