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US Patent: 1,411,929
Calipers
Calipers with Built-in Tape Measure
Patentee:
William James Miller - Goose Creek, TX

USPTO Classifications:
33/799, 33/806

Tool Categories:
layout tools : calipers
rules : tape measures

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 23, 1921
Granted: Apr. 04, 1922

Patent Pictures:
USPTO pdf tiff
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Description:
These calipers store a rolled-up tape measure in one arm, allowing the tape to be used to measure the caliper reading.

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