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US Patent: 217,048
Chuck Attachment for Lathes
Patentees: Frank G. Bielefeld (exact or similar names) - Chicago, Cook County, IL Hermann A. Eibach (exact or similar names) - Chicago, Cook County, IL Hugo Vogel (exact or similar names) - Chicago, Cook County, IL USPTO Classifications: 470/182, 74/421R Tool Categories: metalworking machines : metal lathes : metal lathe chucks Assignees: Hermann A. Eibach - Chicago, Cook County, IL Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jun. 18, 1878 Granted: Jul. 01, 1879 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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