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US Patent: 1,098,515
Micrometer Caliper
Patentee:
Edward W. Marion (exact or similar names) - Philadelphia, PA

USPTO Classifications:
33/826

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Apr. 25, 1912
Granted: Jun. 02, 1914

Patent Pictures:
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