US PATENT SUBCLASS 340 / 666
.~.~.~ Weight

Current as of: June, 1999
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340 /   HD   COMMUNICATIONS: ELECTRICAL

500  DF  CONDITION RESPONSIVE INDICATING SYSTEM {6}
540  DF  .~ Specific condition {18}
665  DF  .~.~ Force or stress {2}
666.~.~.~ Weight {1}
667  DF  .~.~.~.~> On seat

DEFINITION

Classification: 340/666

Weight:

(under subclass 665) Subject matter where the force is gravitationally induced.

SEE OR SEARCH CLASS

177, Weighing Scales,

45+, for alarms on scales.

200, Electricity: Circuit Makers and Breakers,

85+, for weight sensing switches.