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US Patent: 2,775,147
Taper Boring Device
Patentees: Emil Schneebeli (exact or similar names) - Racine, WI Theodore E. Crawford (exact or similar names) - Racine, WI USPTO Classifications: 408/151, 82/1.5 Tool Categories: metalworking machines : drilling and boring : vertical boring mills Assignees: J. I. Case Co. - Racine, WI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Apr. 30, 1952 Granted: Dec. 25, 1956 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for J. I. Case & Co.

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