US PATENT SUBCLASS 177 / 121
.~.~.~ Variable speed

Current as of: June, 1999
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177 /   HD   WEIGHING SCALES

60  DF  WEIGHER RESPONSIVE MATERIAL CONTROL {13}
116  DF  .~ Feed {4}
119  DF  .~.~ Conveyer {2}
121.~.~.~ Variable speed

DEFINITION

Classification: 177/121

(under subclass 119) Apparatus operable at different speeds.