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US Patent: 2,997,778
Apparatus for assembling and securing ball bearings within a retainer
Patentee: Charles Rex Barkley (exact or similar names) - New Lexington, OH USPTO Classifications: 29/441.1, 29/509, 29/511, 29/725, 29/818 Tool Categories: metalworking machines : metalworking presses : punch presses : dies for punch presses Assignees: Lempco Industrial, Inc. - Bedford, OH Manufacturer: Lempco Products, Inc. - Bedford, OH Witnesses: Unknown	Patent Dates: Applied: Apr. 01, 1958 Granted: Aug. 29, 1961 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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