US PATENT SUBCLASS 324 / 381
.~.~ With magnetically controlled circuit

Current as of: June, 1999
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324 /   HD   ELECTRICITY: MEASURING AND TESTING

378  DF  INTERNAL-COMBUSTION ENGINE IGNITION SYSTEM OR DEVICE {12}
380  DF  .~ Electronic ignition system {2}
381.~.~ With magnetically controlled circuit

DEFINITION

Classification: 324/381

With magnetically controlled circuit:

(under subclass 380) Subject matter wherein a magnetically controlled circuit has no conventional distributor contact points but uses a magnetic impulse generator in lieu thereof to trigger the transistor through an amplifier unit.