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US Patent: 339,195
Square-hole boring machine Hand-crank chain mortising machine for timbers
Patentees: Abraham E. Lake (exact or similar names) - Wooster, OH John C. Lake (exact or similar names) - Big Prairie, OH USPTO Classifications: 144/72, 144/81 Tool Categories: woodworking machines : human powered machines woodworking machines : wood drilling and boring : portable timber mortisers woodworking machines : joint making machines : portable timber mortisers Assignees: Square Hole Auger Co. - Wooster, OH Manufacturer: Square Hole Auger Co. - Wooster, OH Witnesses: H. B. Swartz Lucas Flattery	Patent Dates: Applied: Jul. 29, 1885 Granted: Apr. 06, 1886 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Square Hole Auger Co.

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