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US Patent: 421,609
Shifter for gang edgers
Patentee: Samuel H. Pratt (exact or similar names) - Brownsville, CA USPTO Classifications: 83/508.3 Tool Categories: woodworking machines : circular saws : circular ripsaws Assignees: None Manufacturer: Not known to have been produced Witnesses: B. T. Nourse H. C. Lee H. A. Conwell R. W. Emerson	Patent Dates: Applied: Nov. 04, 1889 Granted: Feb. 18, 1890 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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