US PATENT SUBCLASS 110 / *
.~.~ Pusher


Current as of: June, 1999
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110 /   HD   FURNACES

101 R  DF  FUEL FEEDERS {15}
108  DF  .~ Hopper {1}
*.~.~ Pusher {2}
109  DF  .~.~.~> Reciprocating
110  DF  .~.~.~> Screw