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US Patent: 3,145,577
Semi-Automatic Control for Machine Tools
Patentees: Edward P. Bullard, III (exact or similar names) - Fairfield, Fairfield County, CT Edward P. Bullard, IV (exact or similar names) - Fairfield, Fairfield County, CT USPTO Classifications: 74/335, 74/337.5, 74/365 Tool Categories: metalworking machines : machine tool controls Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Apr. 24, 1961 Granted: Aug. 25, 1964 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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