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US Patent: 2,974,451
Grinding machine accessory
Patentees: Fred Karl Beyer (exact or similar names) - Ferndale, MI Robert W. Berry, Jr. (exact or similar names) - Ferndale, MI William Bader (exact or similar names) - Ferndale, MI USPTO Classifications: 451/410 Tool Categories: metalworking machines : grinders : grinding attachments Assignees: Wesson Co. - Detroit, MI Manufacturer: Wesson Co. - Detroit, MI Witnesses: Unknown	Patent Dates: Applied: Mar. 28, 1958 Granted: Mar. 14, 1961 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Wesson Co.

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