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US Patent: 432,791
Lathe for Turning Pinion Shafts
Patentee: Duane H. Church (exact or similar names) - Waltham, Middlesex County, MA USPTO Classifications: 29/DIG.101, 82/116, 82/125, 82/901 Tool Categories: metalworking machines : metal lathes : watchmakers lathes Assignees: None Manufacturer: Not known to have been produced Witnesses: C. F. Brown A. D. Harrison	Patent Dates: Applied: Feb. 24, 1890 Granted: Jul. 22, 1890 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Steve Gosselin

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