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US Patent: 339,682
Square and protractor for builders' use
Patentee:
Anders Nilsen (exact or similar names) - Jefferson, IL

USPTO Classifications:
33/332, 33/404

Tool Categories:
layout tools : squares : carpenter squares
layout tools : protractors
metalworking tools : machinist tools : measuring tools : protractors

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
T. C. Thurston
E. L. Thurston

Patent Dates:
Applied: Aug. 24, 1885
Granted: Apr. 13, 1886

Patent Pictures:
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