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US Patent: 1,373,789
Revolving-jaw chuck
Patentee:
Wendell A. Barker (exact or similar names) - Elkhart, IN

USPTO Classifications:
279/5

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

Assignees:
None

Manufacturer:
Thomas Elevator Co. - Chicago, IL

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 19, 1919
Granted: Apr. 05, 1921

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Thomas Elevator Co.

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