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US Patent: 251,662
Calipers
Patentee:
George B. Webb (exact or similar names) - Thomaston, CT

USPTO Classifications:
33/501.06

Tool Categories:
layout tools : measurement gauges

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Jno. Gross, Jr.
John C. Davies
Patent Dates:
Applied: May 19, 1881
Granted: Dec. 27, 1881

Patent Pictures:
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