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US Patent: 452,019
Spacing Instrument
Patentee:
Johannes Th. Pedersen - New York, NY

USPTO Classifications:
33/44, 33/675

Tool Categories:
layout tools : measurement gauges

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Harold Serrell
William G. Mott
Charles H. Smith
J. Staib

Patent Dates:
Applied: Sep. 17, 1890
Granted: May 12, 1891

Patent Pictures:
USPTO pdf tiff
Google Patents
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Description:
Lemuel W. Terrell - patent attorney

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