US PATENT SUBCLASS 361 / 751
.~.~.~.~ With particular conductive material or coating

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}
749  DF  .~.~.~ Flexible board {2}
751.~.~.~.~ With particular conductive material or coating

DEFINITION

Classification: 361/751

With particular conductive material or coating:

(under subclass 749) Subject matter wherein at least a part of the flexible circuit board structure contains (a) one or more specific electrical transmitting substances or (b) one or more specific electrical transmitting films or coatings.

SEE OR SEARCH THIS CLASS, SUBCLASS:

739, for printed circuits in modules with particular material.

757, for printed circuit board not contained in module with housing or chassis and having a particular material.

771, for printed circuit board with a mounting pad and having a particular material.

SEE OR SEARCH CLASS

174, Electricity: Conductors and Insulators,

256, for particular material of printed circuit board without diverse electrical components.