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US Patent: 542,676
Micrometer Calipers
Patentee: John Bystrom (exact or similar names) - Chicago, IL USPTO Classifications: 33/796 Tool Categories: metalworking tools : machinist tools : measuring tools : micrometers Assignees: None Manufacturer: Not known to have been produced Witnesses: E. H. White Royal Horn Alf Roessner Otto Schram	Patent Dates: Applied: Nov. 22, 1894 Granted: Jul. 16, 1895 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: Clifford N. White - patent attorney

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