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US Patent: 2,080,534
Micrometer Caliper
Patentee: Phillip J. Darington, estate of (deceased) (exact or similar names) - Cambridge, MA USPTO Classifications: 33/797 Tool Categories: metalworking tools : machinist tools : measuring tools : micrometers Assignees: Robert G. Morse - Marblehead, MA Manufacturer: Not known to have been produced Witnesses: none listed	Patent Dates: Applied: Aug. 27, 1931 Granted: May 18, 1937 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: Jesse A. Holton - patent attorney Rebecca T. M. Darlington, executrix Application renewed 06 Jan 1937.

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