US Patent: 81,879 - Improvement in planes


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US Patent: 81,879

Improvement in planes

Patentee:

Alfred H. Comp (exact or similar names) - Mount Joy, PA

USPTO Classifications:

30/490

Tool Categories:

woodworking tools : planes : bench planes

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

C. M. Martin

J. Gerhart Metzger

Patent Dates:
Granted:	Sep. 08, 1868

Patent Pictures:

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Description:

Mechanism for an adjustable mouth on a wooden bench plane. The patent says that, unlike patent 14,436 and patent 43,053, no "special construction of the throat" is required.