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US Patent: 72,640
Improvement in stave-machines
Patentee:
William E. Hopkins (exact or similar names) - Parkman, OH

USPTO Classifications:
83/410.8

Tool Categories:
trade specific : cooper
woodworking machines : specialty woodworking machines : shingle machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Dec. 24, 1867

Patent Pictures:
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