US Patent: 1,723,347 - Chucking Device for Crank Shafts


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US Patent: 1,723,347

Chucking Device for Crank Shafts

Patentee:

William F. Groene (exact or similar names) - Cincinnati, OH

USPTO Classifications:

Tool Categories:

metalworking machines : metal lathes : metal lathe chucks

metalworking machines : metal lathes : crankshaft lathes

Assignees:

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

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Jun. 06, 1927
Granted:	Aug. 06, 1929

Patent Pictures:

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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for R. K. Leblond Machine Tool Co.

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