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CA Patent: CA-429,299
Portable Grinding Machine
Patentees: Robert S. Beverlin (exact or similar names) - Toledo, OH Ernest A. Hall (exact or similar names) - Toledo, OH USPTO Classifications: Tool Categories: trade specific : vehicle repairer : vehicle mechanic : valve and seat maintenance Assignees: Hall Manufacturing Co. - Toledo, OH Manufacturer: Hall Manufacturing Co. - Toledo, OH Witnesses: Unknown	Patent Dates: Granted: Aug. 07, 1945 Patent Pictures: CIPO Data Espacenet patent Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Hall Manufacturing Co.

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