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US Patent: 111,379
Improvement in shingle-machines
Patentee:
Willis Porter (exact or similar names) - Orono, ME

USPTO Classifications:
83/119

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Fred W. Coombs
Horace S. Smith
Patent Dates:
Granted: Jan. 31, 1871

Patent Pictures:
USPTO (New site tip)
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