US PATENT SUBCLASS 307 / 157
.~.~ Lamp or discharge device

Current as of: June, 1999
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307 /   HD   ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS

149  DF  MISCELLANEOUS SYSTEMS {5}
154  DF  .~ For particular load device {2}
157.~.~ Lamp or discharge device

DEFINITION

Classification: 307/157

(under subclass 154) Subject matter relating to lamp or discharge device loads.

(1) Note. This subclass relates for example, to systems for energizing lamps or discharge devices in series parallel combinations where the lamp or discharge devices are not claimed.

SEE OR SEARCH CLASS

315, Electric Lamp and Discharge Devices: Systems, for this subject matter.