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US Patent: 682,450
Micrometer Indicator
Patentee: Joseph Boulet (exact or similar names) - Beverly, MA USPTO Classifications: 33/709 Tool Categories: metalworking tools : machinist tools : measuring tools : test indicators Assignees: None Manufacturer: Boulet's Fine Tool Works - Beverly, Essex County, MA Witnesses: E. J. Parmenter Peter A. Couyard Eugene Humphrey	Patent Dates: Applied: Jun. 07, 1901 Granted: Sep. 10, 1901 Patent Pictures: [ 1 | 2 | 3 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens American Precision Museum
Description: Eugene Humphrey - patent attorney

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