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US Patent: 2,030,864
Inside Micrometer Centering Device
Patentee: Harry C. Gielow (exact or similar names) - Elgin, IL USPTO Classifications: 33/542, 33/827 Tool Categories: metalworking tools : machinist tools : measuring tools : inside micrometers Assignees: L. S. Starrett Co. - Athol, MA Manufacturer: Not known to have been produced Witnesses: none listed	Patent Dates: Applied: Oct. 26, 1934 Granted: Feb. 18, 1936 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for L. S. Starrett Co.
Description: Charles O. Shewey - patent attorney

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