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US Patent: 841,271
Micrometer
Patentee: John Rau (exact or similar names) - Easton, PA USPTO Classifications: 33/829 Tool Categories: metalworking tools : machinist tools : measuring tools : inside micrometers Assignees: None Manufacturer: Not known to have been produced Witnesses: Asher Seip Charles B. Brunner C. E. Hunt C. H. Griesbauer	Patent Dates: Applied: Apr. 05, 1906 Granted: Jan. 15, 1907 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: H. B. Willson - patent attorney

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