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US Patent: 261,201
Micrometer Gage
Patentee:
Benjamin H. Bristol - Naugatuck, CT

USPTO Classifications:
33/794

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

Assignees:
None

Manufacturer:
A. J. Wilkinson & Co. - Boston, MA

Witnesses:
E. A. Beardsley
L. S. Beardsley

Patent Dates:
Applied: Feb. 17, 1882
Granted: Jul. 18, 1882

Patent Pictures: [ 1 | 2 ]
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Martin J. Donnelly Antique Tools
"Vintage Machinery" entry for A. J. Wilkinson & Co.

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