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US Patent: 890,590
Interior Micrometer
Patentee:
Axel L. Anderson (exact or similar names) - Hartford, Hartford County, CT

USPTO Classifications:
33/808, 33/814, 33/827

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Mar. 23, 1908
Granted: Jun. 16, 1908

Patent Pictures:
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