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US Patent: 664,211
Micrometer Gage
Patentee:
Edward C. Clapp (exact or similar names) - Athol, MA

USPTO Classifications:
33/818

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
P. W. Pezzeth
H. L. Robbins
Edgar V.  Wilson
William G. Lord

Patent Dates:
Applied: Mar. 10, 1900
Granted: Dec. 18, 1900

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