US PATENT SUBCLASS 335 / 58
.~.~.~ Mercury or mercury wetted

Current as of: June, 1999
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335 /   HD   ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS

2  DF  ELECTROMAGNETICALLY ACTUATED SWITCHES {30}
47  DF  .~ Utilizing conductive liquid (e.g., mercury) {4}
57  DF  .~.~ Contact or electrode structure {1}
58.~.~.~ Mercury or mercury wetted

DEFINITION

Classification: 335/58

(under subclass 57) Subject matter wherein the significant contact or electrode structure includes a mercury pool or a metallic member wetted with liquid mercury.