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US Patent: 1,232,714
Tool Holder and Driver
Patentee: Carl G. Olson (exact or similar names) - Chicago, Cook County, IL USPTO Classifications: 384/272 Tool Categories: metalworking machines : metal lathes : lathe tool holders and tool posts metalworking machines : metalworking machine tool holders Assignees: Illinois Tool Works - Chicago, Cook County, IL Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Mar. 12, 1917 Granted: Jul. 10, 1917 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Illinois Tool Works (ITW)

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