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US Patent: 17,878
Mortising Chisel
Patentee:
C. J. Heistand - Rapho Township, PA

USPTO Classifications:
30/167.1, 7/144

Tool Categories:
woodworking tools : chisels : mortise chisels

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Jacob Stauffer
Samuel I. Shay

Patent Dates:
Granted: Jul. 28, 1857

Patent Pictures:
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Description:
Chisel with a right angle handle. The chisel set runs from 1/2 to 2 inches and fit the same handle. Handle allows the chisel to be struck harder, safer, as well as improving leverage for mortising.

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