US PATENT SUBCLASS 323 / 276
.~.~.~.~ For protective system

Current as of: June, 1999
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323 /   HD   ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS

234  DF  OUTPUT LEVEL RESPONSIVE {6}
265  DF  .~ Using a three or more terminal semiconductive device as the final control device {5}
273  DF  .~.~ Linearly acting {4}
275  DF  .~.~.~ With plural condition sensing {2}
276.~.~.~.~ For protective system {1}
277  DF  .~.~.~.~.~> With current sensor {1}

DEFINITION

Classification: 323/276

For protection system:

(under subclass 275) Subject matter including means to detect conditions which could cause possibly destructive failure of the system, its components or the load and means to prevent such failure.

SEE OR SEARCH CLASS

361, Electricity: Electrical Systems and Devices,

1, and 18 for protective systems, per se.