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US Patent: 2,339,031
Micrometer
Patentee:
Irving David Rosenberg (exact or similar names) - Orange, NJ

USPTO Classifications:
177/208, 33/785, 33/806

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Dec. 26, 1942
Granted: Jan. 11, 1944

Patent Pictures:
USPTO (New site tip)
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Description:
Clarence A. O'Brien & Harvey B. Jacobson - patent attorneys

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