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US Patent: 535,521
Micrometer Gage
Patentee: James E. Williamson (exact or similar names) - New York, NY USPTO Classifications: 33/815 Tool Categories: metalworking tools : machinist tools : measuring tools : micrometers Assignees: None Manufacturer: Not known to have been produced Witnesses: Fred White Thomas F. Wallace George H. Fraser	Patent Dates: Applied: Nov. 24, 1894 Granted: Mar. 12, 1895 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: Arthur C. Fraser & Co. - patent attorneys

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