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US Patent: 2,312,204
Identification device for key rings or chains and the like
Patentee: Fred Weindel, Jr. (exact or similar names) - Allentown, PA USPTO Classifications: 40/634, 70/457 Tool Categories: Assignees: L. F. Grammes & Sons, Inc. - Allentown, PA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jul. 09, 1940 Granted: Feb. 23, 1943 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for L. F. Grammes & Sons

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