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US Patent: 2,173,557
Tapering attachment for lathes
Patentee:
William G. Hoelscher - Norwood, OH

USPTO Classifications:
82/17

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

Assignees:
American Tool Works Co. - Cincinnati, OH

Manufacturer:
American Tool Works Co. - Cincinnati, OH

Witnesses:
Unknown

Patent Dates:
Applied: Aug. 29, 1938
Granted: Sep. 19, 1939

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for American Tool Works Co.

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