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US Patent: 4,197,888
Log centering apparatus and method using transmitted light and reference edge log scanner
Patentees: Arthur L. McGee (exact or similar names) - Lake Oswego, OR Robert A. Browning (exact or similar names) - Portland, OR Lewis M. Yock (exact or similar names) - Tigard, OR USPTO Classifications: 144/215.2, 144/357, 144/365, 250/559.25, 356/400, 356/638, 700/167, 700/192, 82/124 Tool Categories: woodworking machines : wood lathes : wood lathe accessories Assignees: Coe Mfg. Co. - Painesville, OH Manufacturer: Coe Mfg. Co. - Painesville, OH Witnesses: Unknown	Patent Dates: Applied: Feb. 21, 1978 Granted: Apr. 15, 1980 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Coe Mfg. Co.

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