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US Patent: 424,977
Bevel Protractor
Patentees:
Reinhold Hakewessel - Hartford, CT
Fred K. Rand - Hartford, CT

USPTO Classifications:
33/419

Tool Categories:
metalworking tools : machinist tools : measuring tools : protractors
layout tools : bevels
layout tools : protractors

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Charles L. Burdett
Albert T. Litchfield

Patent Dates:
Applied: Jan. 24, 1889
Granted: Apr. 08, 1890

Patent Pictures:
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