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US Patent: 3,060,978
Automatic valve structure
Patentee: Lawrence A. Botkin (exact or similar names) - Dayton, OH USPTO Classifications: 141/128, 141/206, 141/348, 220/86.1 Tool Categories: Assignees: Buckeye Iron & Brass Works - Dayton, OH Manufacturer: Buckeye Iron & Brass Works - Dayton, OH Witnesses: Unknown	Patent Dates: Applied: Aug. 05, 1959 Granted: Oct. 30, 1962 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Buckeye Iron & Brass Works

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