US PATENT SUBCLASS 307 / 423
.~.~ Three apertures or ladder

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

401  DF  NONLINEAR REACTOR SYSTEMS (E.G., SATURABLE) {11}
422  DF  .~ Multiaperture {1}
423.~.~ Three apertures or ladder

DEFINITION

Classification: 307/423

Three apertures or ladder:

(under subclass 422) Subject matter wherein the saturable reactor core has three or more holes or is in the form of a ladder.

SEE OR SEARCH CLASS

365, Static Information Storage and Retrieval,

91, for multiaperture ladder structure used in shift registers.