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US Patent: 466,255
Nipple Holding Chuck
Patentee:
David Sellers Paul (exact or similar names) - Philadelphia, PA

USPTO Classifications:
279/7, 285/383, 285/419

Tool Categories:
metalworking machines : metal lathes : metal lathe chucks

Assignees:
David Sellers Paul - Philadelphia, PA
William C. Matchett - Philadelphia, PA
John Potts - Philadelphia, PA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: May 26, 1891
Granted: Dec. 29, 1891

Patent Pictures:
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