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US Patent: 533,872
Micrometer Calipers
Patentee:
Otto J. Ebert (exact or similar names) - Cleveland, OH

USPTO Classifications:
33/829

Tool Categories:
metalworking tools : machinist tools : measuring tools : micrometers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
E. Byron Gilchrist
C. H. Dorer
Ward Hoover
Patent Dates:
Applied: May 15, 1894
Granted: Feb. 12, 1895

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
Description:
M. D. Seggett - patent attorney

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