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US Patent: 1,753,191
Combination Rule Gauge
Patentee:
Thomas B. Armstrong - Poughkeepsie, NY

USPTO Classifications:
33/32.2, 33/42

Tool Categories:
layout tools : marking gauges
rules

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Dec. 15, 1928
Granted: Apr. 08, 1930

Patent Pictures:
USPTO pdf tiff
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Description:
This is a clever combination of caliper rule and marking gage.

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