US PATENT SUBCLASS 331 / 148
.~.~ With 3 or more winding feedback transformers

Current as of: June, 1999
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331 /   HD   OSCILLATORS

143  DF  RELAXATION OSCILLATORS {6}
146  DF  .~ Blocking oscillators {3}
148.~.~ With 3 or more winding feedback transformers

DEFINITION

Classification: 331/148

(under subclass 146) Subject matter wherein the closely coupled transformer includes three or more windings effectively connected in the oscillator circuit.