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US Patent: 524,870
Spiral lathe
Patentee:
John J. Sherman, Jr. (exact or similar names) - Chicago, IL

USPTO Classifications:
142/34, 142/54

Tool Categories:
woodworking machines : specialty woodworking machines : rope and spiral cutting machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Aug. 21, 1894

Patent Pictures:
USPTO (New site tip)
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