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US Patent: 1,420,105
Measuring Instrument
Patentee: John Hutchins (exact or similar names) - Auburn, Pierce County, WA USPTO Classifications: 33/803 Tool Categories: metalworking tools : machinist tools : measuring tools : dial indicator gauges Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Aug. 27, 1921 Granted: Jun. 20, 1922 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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