US PATENT SUBCLASS 123 / 608
.~.~ Having a specific spark plug

Current as of: June, 1999
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123 /   HD   INTERNAL-COMBUSTION ENGINES

594  DF  HIGH TENSION IGNITION SYSTEM {28}
606  DF  .~ High frequency ignition system {2}
608.~.~ Having a specific spark plug

DEFINITION

Classification: 123/608

Having a specific spark plug:

(under subclass 606) Subject matter in which significance is

attributed to the design or construction of a spark plug to be used in the high frequency system.