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US Patent: 105,657
Improvement in planing and molding-machine
Patentee:
Frank Douglas - Norwich, CT

USPTO Classifications:
144/129, 144/244

Tool Categories:
woodworking machines : cutter head machines : wood planers
woodworking machines : cutter head machines : jointers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
R. M. Ladd
B. H. Rogers

Patent Dates:
Granted: Jul. 26, 1870

Patent Pictures:
USPTO pdf tiff
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Description:
This machine is an over-under jointer-planer, where the planer knives can also be replaced with molder knives. The innovation is a set of adjustable chip-breakers that can be adjusted to accommodate the molder knives.

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