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US Patent: 1,338,757
Relieving attachment for lathes
Patentee: Gustaf David Sundstrand (exact or similar names) - Rockford, IL USPTO Classifications: 82/19 Tool Categories: metalworking machines : metal lathes : metal lathe accessories and attachments Assignees: Rockford Tool Co. - Rockford, IL Manufacturer: Rockford Tool Co. - Rockford, IL Witnesses: Unknown	Patent Dates: Applied: Sep. 08, 1917 Granted: May 04, 1920 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Rockford Tool Co.

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