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US Patent: 81,435
Improvement in shingle-bolt machines
Patentee:
Thomas Thompson (exact or similar names) - Buffalo, NY

USPTO Classifications:
83/490, 83/875

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Aug. 25, 1868

Patent Pictures:
USPTO (New site tip)
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