US PATENT SUBCLASS 368 / 293
.~.~ Antimagnetic shielding

Current as of: June, 1999
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368 /   HD   HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES

276  DF  CASES {17}
286  DF  .~ With protection means {4}
293.~.~ Antimagnetic shielding

DEFINITION

Classification: 368/293

Antimagnetic shielding:

(under subclass 286) Subject matter including means to

protect the case or its works from magnetic influence.