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US Patent: 157,317
Improvement in shingle-bolting machines
Patentee:
William Andrew Fletcher (exact or similar names) - Beaumont, TX

USPTO Classifications:
144/278.1, 83/435.11, 83/464, 83/473, 83/474

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
John C. Craig
W. A. Cushman

Patent Dates:
Applied: Aug. 01, 1874
Granted: Dec. 01, 1874

Patent Pictures:
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