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US Patent: 2,290,731
Chuck Axle-shaft or brake-shoe chuck
Patentee: John Y. Blazek (exact or similar names) - Bedford, OH USPTO Classifications: 279/33, 33/613, 451/441 Tool Categories: metalworking machines : metal lathes : metal lathe chucks trade specific : vehicle repairer : vehicle mechanic Assignees: Lempco Products, Inc. - Bedford, OH Manufacturer: Lempco Products, Inc. - Bedford, OH Witnesses: Unknown	Patent Dates: Applied: Mar. 26, 1940 Granted: Jul. 21, 1942 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Lempco Products, Inc.

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