US PATENT SUBCLASS 200 / 306
.~.~ Venting means

Current as of: June, 1999
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200 /   HD   ELECTRICITY: CIRCUIT MAKERS AND BREAKERS

237  DF  ELECTRIC SWITCH DETAILS {5}
293  DF  .~ Cases and bases {13}
306.~.~ Venting means

DEFINITION

Classification: 200/306

(under subclass 293) Subject matter, wherein the housing has significant means for venting (e.g., air holes in housing).