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US Patent: 1,156,694
Gear Teeth Calipers
Patentee:
Thomas Kopinski (exact or similar names) - Rochester, Monroe County, NY

USPTO Classifications:
33/501.11, 33/807

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: May 03, 1915
Granted: Oct. 12, 1915

Patent Pictures:
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