US PATENT SUBCLASS 177 / 80
.~ With external intercontrol

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

60  DF  WEIGHER RESPONSIVE MATERIAL CONTROL {13}
80.~ With external intercontrol {1}
81  DF  .~.~> Initial partial charge

DEFINITION

Classification: 177/80

(under subclass 60) Apparatus correlated with an additional distinct control means.