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US Patent: 421,861
Back-guard for circular saws
Patentee: Charles A. French (exact or similar names) - Madison, WI USPTO Classifications: 83/860 Tool Categories: woodworking machines : woodworking machine parts or accessories : woodworking machine safety guards Assignees: Charles A. French - Madison, WI Charles K. Tenny - Madison, WI Manufacturer: Not known to have been produced Witnesses: C. T. Wakeley W. W. Warner Frank E. Parkinson	Patent Dates: Applied: Dec. 04, 1888 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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