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US Patent: 535,521
Micrometer Gage
Patentee:
James E. Williamson (exact or similar names) - New York, NY

USPTO Classifications:
33/815

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Fred White
Thomas F. Wallace
George H. Fraser

Patent Dates:
Applied: Nov. 24, 1894
Granted: Mar. 12, 1895

Patent Pictures:
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