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US Patent: 435,709
Polishing-machine
Patentee: Michael L. Powers (exact or similar names) - Unionville, CT USPTO Classifications: 451/311 Tool Categories: woodworking machines : sanding machines : belt sanders Assignees: None Manufacturer: Not known to have been produced Witnesses: Lucius O. Lusk Thomas S. Rourke	Patent Dates: Applied: Feb. 24, 1890 Granted: Sep. 02, 1890 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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