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US Patent: 506,703
Vernier Calipers
Patentee: John Henry Lynch (exact or similar names) - Lowell, MA USPTO Classifications: 116/DIG.47, 33/795, 33/819, 81/52 Tool Categories: metalworking tools : machinist tools : measuring tools : vernier calipers Assignees: None Manufacturer: Not known to have been produced Witnesses: Myrtle C. Masur James C. Murray Albert M. Moore Nellie Good	Patent Dates: Applied: May 23, 1893 Granted: Oct. 17, 1893 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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