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US Patent: 904,277
Liquid Micrometer Indicator
Patentee: Forrest G. Purinton (exact or similar names) - Beverly, Essex County, MA USPTO Classifications: 33/837 Tool Categories: metalworking tools : machinist tools : measuring tools : test indicators Assignees: Forrest G. Purinton - Beverly, Essex County, MA Perley R. Glass - Boston, Suffolk County, MA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Feb. 10, 1908 Granted: Nov. 17, 1908 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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