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CA Patent: CA-482,193
Chucks
Mandrins
Patentees:
John N. Petre (exact or similar names) - Orchard Park, New York United States
John O. Olsen (exact or similar names) - Lakewood, OH United States

USPTO Classifications:

Tool Categories:

Assignees:
Park Metalware Co. - Orchard Park, Erie County, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Apr. 01, 1952

Patent Pictures: [ 1 | 2 ]
CIPO Data
Espacenet patent
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