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US Patent: 499,199
Calipers
Patentee:
John Bath (exact or similar names) - Hyde Park, MA

USPTO Classifications:
33/501.5

Tool Categories:
layout tools : measurement gauges

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Eugene Humphrey
Ralph W. E. Hopper
Patent Dates:
Applied: Feb. 10, 1893
Granted: Jun. 13, 1893

Patent Pictures:
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