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US Patent: 1,526,305
Micrometer Caliperr
Patentee:
John Neumaier (exact or similar names) - Dayton, Montgomery County, OH

USPTO Classifications:
24/DIG.43, 33/806

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

Assignees:
John Neumaier - Dayton, Montgomery County, OH
Frank Platzer - Dayton, Montgomery County, OH
Rudolph Platzer - Dayton, Montgomery County, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 28, 1919
Granted: Feb. 10, 1925

Patent Pictures:
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