US PATENT SUBCLASS 307 / 105
WITH HARMONIC FILTER OR NEUTRALIZER

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

105WITH HARMONIC FILTER OR NEUTRALIZER

DEFINITION

Classification: 307/105

(under the class definition) Subject matter relating to harmonic filters or neutralizers.

SEE OR SEARCH CLASS

333, Wave Transmission Lines and Networks,

167+, for wave filters, per se.

334, Tuners, appropriate subclasses for tuners, per se, which are closely analogous to filters.

363, Electric Power Conversion Systems, 39+, for current conversion systems having filtering means.

379, Telephonic Communications,

116+, for interference elimination in telephone systems.