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US Patent: 65,057
Improvement in chalk-line marker
Patentee:
John W. Carter - New York, NY

USPTO Classifications:
33/414

Tool Categories:
layout tools
trade specific : carpenter

Assignees:
None

Manufacturer:
John W. Carter - New York, NY

Witnesses:
Unknown

Patent Dates:
Granted: May 28, 1867

Patent Pictures: [ 1 | 2 ]
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Description:
The manufactured examples are made of elaborately embossed brass. Most examples (and there are not many) are badly dented from toolbox storage.

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