US PATENT SUBCLASS 144 / 68
.~.~ Portable

Current as of: June, 1999
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144 /   HD   WOODWORKING

75  DF  MORTISING MACHINE HAVING CHISEL {5}
67  DF  .~ Multiple chisel {1}
68.~.~ Portable

DEFINITION

Classification: 144/68

Portable:

(under subclass 67) Multiple-chisel mortiser adapted to be moved about or placed upon the work, generally clamped thereto, and driven by a hand-crank.

(1) Note. The cutter-carriage is usually fed along instead of feeding the work as in stationary machines.