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US Patent: 1,110,879
Calipers
Patentee:
William R. Brown (exact or similar names) - Chicago, IL

USPTO Classifications:
33/833

Tool Categories:
layout tools : measurement gauges

Assignees:
Municipal Supply Co. - Unknown, IL

Manufacturer:
Not known to have been produced

Witnesses:
Eugene A. Rummler
M. Irene Hutchings
Martin H. Olsen
Leo J. DuMars

Patent Dates:
Applied: Jan. 11, 1913
Granted: Sep. 15, 1914

Patent Pictures:
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