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US Patent: 106,387
Improvement in guide for circular saw
Patentee: Alexander Middlebrook (exact or similar names) - Glasgow, MO USPTO Classifications: 83/828 Tool Categories: woodworking machines : circular saws : circular sawmills woodworking machines : sawmills : circular sawmills Assignees: John B. Ruthvin - Glasgow, MO Manufacturer: Curtis & Co. - St. Louis, MO Witnesses: James W. Lewis Joe D. Kerbaugh	Patent Dates: Granted: Aug. 16, 1870 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Curtis & Co. Mfg. Co.
Description: An 1886 catalog from Curtis & Co. features "A. Middlebrook's patent guide for circular saws".

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