US Patent: 17,878 - Mortising Chisel


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US Patent: 17,878

Mortising Chisel

Patentee:

C. J. Heistand (exact or similar names) - 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.