US Patent: 2,173,557 - Tapering attachment for lathes


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US Patent: 2,173,557

Tapering attachment for lathes

Patentee:

William G. Hoelscher (exact or similar names) - Norwood, OH

USPTO Classifications:

Tool Categories:

metalworking machines : metal lathes : metal lathe accessories and attachments

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:

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Vintage Machinery entry for American Tool Works Co.

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