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US Patent: 113,666
Improvement in machines for sapping timber for shingles
Patentee:
George M. Hinkley (exact or similar names) - Milwaukee, WI

USPTO Classifications:
144/117.1, 144/208.1

Tool Categories:
woodworking machines : specialty woodworking machines : shingle machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Apr. 11, 1871

Patent Pictures:
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