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US Patent: 310,910
Watch Case Graving Machine
Patentee: Camille Piquerez (exact or similar names) - Saint Ursanne, Porrentruy District, Jura Canton, Switzerland USPTO Classifications: 29/45, 82/116, 82/138 Tool Categories: specialty machines : watchmaking machinery metalworking machines : metal lathes : watchmakers lathes metalworking machines : metal engraving machines Assignees: None Manufacturer: Not known to have been produced Witnesses: A. Bletry Robert M. Hooper	Patent Dates: Applied: Aug. 24, 1883 Granted: Jan. 20, 1885 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Steve Gosselin

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