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US Patent: 1,158,721
Micrometer Gage
Patentee:
Marie Louis Rollier (exact or similar names) - Vannes, Morbihan département,, Seine France

USPTO Classifications:
33/802

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

Assignees:
Charles Marie Antoine Rivoal - Paris, France

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 19, 1913
Granted: Nov. 02, 1915

Patent Pictures:
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