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US Patent: 1,548,227
Chuck
Patentee:
John J. N. Van Hamersveld - Cleveland, OH

USPTO Classifications:
279/118

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

Assignees:
Warner & Swasey Co. - Cleveland, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Oct. 17, 1921
Granted: Aug. 04, 1925

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for Warner & Swasey Co.

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