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US Patent: 552,659
Micrometer Calipers
Patentee:
Axel B. Brown - Chicago, IL

USPTO Classifications:
33/816

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
R. J. Jacker
E. A. Duggan
Charles C. Tillman

Patent Dates:
Applied: Oct. 14, 1895
Granted: Jan. 07, 1896

Patent Pictures:
USPTO pdf tiff
Google Patents
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Description:
Charles C. Tillman - patent attorney

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