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US Patent: 1,477,426
Polishing machine
Patentee: Gustave A. Carlson (exact or similar names) - Detroit, MI USPTO Classifications: 451/221, 451/239, 451/340, 451/385, 451/394, 451/398 Tool Categories: specialty machines : polishing and buffing machinery Assignees: None Manufacturer: Acme Mfg. Co. (Michigan) - Detroit, MI Witnesses: H. C. Underwood Arthur Minnick	Patent Dates: Applied: Aug. 19, 1920 Granted: Dec. 11, 1923 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Acme Mfg. Co. (Michigan)

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