US PATENT SUBCLASS 144 / 72
MORTISING MACHINE HAVING CHAIN-TYPE CUTTER

Current as of: June, 1999
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144 /   HD   WOODWORKING

72MORTISING MACHINE HAVING CHAIN-TYPE CUTTER {1}
73  DF  .~> Portable

DEFINITION

Classification: 144/72

MORTISING MACHINE HAVING CHAIN-TYPE CUTTER:

(under the class definition) Machine adapted to cut a mortise by means of series of chisel-cutters carried by a moving endless chain, supported on a frame by pulleys, which is presented to the work at the pulley end.