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US Patent: 3,286,357
Electronic Level
Patentee: Eugene V. Grumman (exact or similar names) - Fairfield, CT USPTO Classifications: 33/366.25, 33/402 Tool Categories: Assignees: Bullard Co. - Bridgeport, CT Manufacturer: Bullard Co. - Bridgeport, CT Witnesses: Unknown	Patent Dates: Applied: Oct. 18, 1963 Granted: Nov. 22, 1966 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens Vintage Machinery entry for Bullard Machine Tool Co.

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