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US Patent: 179,793
Improvement in Dividers
Patentee:
Woodbury S. How (exact or similar names) - Cincinnati, OH

USPTO Classifications:
33/44, 33/558.01

Tool Categories:
layout tools : compasses : dividers
layout tools : marking gauges

Assignees:
William J. Breed - Cincinnati, OH

Manufacturer:
Not known to have been produced

Witnesses:
J. L. Wartmann
F. Stewart
Franck L. Qurand
Phillip McNickle

Patent Dates:
Applied: Jun. 26, 1876
Granted: Jul. 11, 1876

Patent Pictures:
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Report data errors or omissions to steward Ralph Brendler
Description:
From the toolmaking mecca of Cincinnati comes an interesting, but probably not very useful, combination gage and dividers. This tool used two scribing arms mounted in pivoting blocks. One end of each arm was standard divider points, but the other ends were bent over, allowing this tool to be used for marking.

There are several problems with this design, but perhaps the most vexing is the size of the reference head. The head is extremely small (so as not to get in the way when used as dividers), but this mans that there is very little to hold, and even less to reference off, when used as a marking gage.

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