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US Patent: 1,854,242
Machine for Measuring Taps
Patentees:
Harvey M. Allison (exact or similar names) - Worcester, MA
Ernest A. Walker (exact or similar names) - Worcester, MA

USPTO Classifications:
33/199R

Tool Categories:
layout tools : measurement gauges

Assignees:
John Bath - Worcester, MA

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Oct. 22, 1928
Granted: Apr. 19, 1932

Patent Pictures:
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