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US Patent: 65,178
Improvement in Gages for Holding Clapboards
Patentees:
William H. Cummings - Boonsboro, IA
Isaiah Babcock - Boonsboro, IA

USPTO Classifications:
33/646

Tool Categories:
layout tools : scribes : clapboard markers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
William Budrin
W. H. Babcock
Theo. Firsche
J. A. Service

Patent Dates:
Granted: May 28, 1867

Patent Pictures:
USPTO pdf tiff
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Description:
This is a complicated clapboard holder that uses a lever-actuated knife to hold the tool in place. A thin tongue slides under the previous clapboard, and a spring-loaded lever is then used to drive a sharp point into the clapboard to hold the tool in place.

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