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US Patent: 1,036,104
Taper Turning Mechanism
Patentee: James Hartness (exact or similar names) - Springfield, Windsor County, VT USPTO Classifications: 82/142, 82/17 Tool Categories: metalworking machines : metal lathes : metal lathe accessories and attachments Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Sep. 06, 1911 Granted: Aug. 20, 1912 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Jones, Lamson & Co.

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