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US Patent: 1,250,565
Driving mechanism
Patentee: John J. Crain (exact or similar names) - Waterbury, CT USPTO Classifications: 82/143 Tool Categories: metalworking machines : metal lathes Assignees: Waterbury Tool Co. - Waterbury, CT Manufacturer: Waterbury Tool Co. - Waterbury, CT Witnesses: C. E. Humphrey Charles P. Haight	Patent Dates: Applied: Mar. 07, 1917 Granted: Dec. 18, 1917 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Waterbury Tool Co.

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