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US Patent: 1,259,770
Grinding Machine
Patentee: Carl G. Olson (exact or similar names) - Chicago, IL USPTO Classifications: 451/137, 451/222, 451/239, 451/900, 82/19 Tool Categories: Assignees: Illinois Tool Works - Chicago, IL Manufacturer: Not known to have been produced Witnesses: none listed	Patent Dates: Applied: Oct. 26, 1917 Granted: Mar. 19, 1918 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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