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US Patent: 174,531
Improvement in machines for cutting locks in hoops
Patentee:
Lewis S. Hoyt (exact or similar names) - West Liberty, IA

USPTO Classifications:
144/167, 147/46

Tool Categories:
woodworking machines : specialty woodworking machines : hoop making machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jan. 11, 1876
Granted: Mar. 07, 1876

Patent Pictures:
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