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US Patent: 261,201
Micrometer Gage
Patentee: Benjamin H. Bristol (exact or similar names) - Naugatuck, CT USPTO Classifications: 33/794 Tool Categories: metalworking tools : machinist tools : measuring tools : micrometers Assignees: None Manufacturer: A. J. Wilkinson & Co. - Boston, MA Witnesses: E. A. Beardsley L. S. Beardsley	Patent Dates: Applied: Feb. 17, 1882 Granted: Jul. 18, 1882 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens Martin J. Donnelly Antique Tools "Vintage Machinery" entry for A. J. Wilkinson & Co.

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