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US Patent: 507,619
Spiral lathe
Patentee:
Frank Oscal Holmstrom (exact or similar names) - St. Paul, MN

USPTO Classifications:
142/33, 144/228, 82/142

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: Oct. 31, 1893

Patent Pictures:
USPTO (New site tip)
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