US PATENT SUBCLASS 361 / 795
.~.~.~.~.~ Plural dielectric layers

Current as of: June, 1999
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361 /   HD   ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES

600  DF  HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS {11}
679  DF  .~ For electronic systems and devices {15}
748  DF  .~.~ Printed circuit board {4}
784  DF  .~.~.~ Plural {5}
792  DF  .~.~.~.~ Plural contiguous boards {3}
795.~.~.~.~.~ Plural dielectric layers

DEFINITION

Classification: 361/795

Plural dielectric layers:

(under subclass 792) Subject matter wherein the printed

circuit boards contain two or more separate insulating mediums which intervene between two conductors and permit electrostatic attraction and repulsion to take place across them.

SEE OR SEARCH THIS CLASS, SUBCLASS:

301+, for dielectric capacitors, per se.

746, for dielectric material contained in module.

750, for dielectric material on flexible printed circuit board.

762, for dielectric layer on printed circuit board having component within printed circuit board combined with chassis or housing.

SEE OR SEARCH CLASS 252, Compositions, appropriate subclass for fluent dielectric, per se.