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US Patent: 1,355,724
Caliper
Patentee:
Dmitry V. Zhukoff (exact or similar names) - Richmond, Henrico County, VA

USPTO Classifications:
33/811

Tool Categories:
metalworking tools : machinist tools : measuring tools : measuring calipers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Oct. 14, 1918
Granted: Oct. 12, 1920

Patent Pictures:
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