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US Patent: 2,291,035
Multiple Spindle Indexing Crank Pin Lathe
Patentee:
Willard L. Groene - Cincinnati, OH

USPTO Classifications:
29/38E, 82/106, 82/129

Tool Categories:
metalworking machines : metal lathes : crank pin lathes
metalworking machines : metal lathes : multiple spindle lathes

Assignees:
R. K. Le Blond Machine Tool Co. - Cincinnati, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 06, 1940
Granted: Jul. 28, 1942

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for R. K. Leblond Machine Tool Co.

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