US PATENT SUBCLASS 174 / 50.62
.~.~.~ With cement or plastic

Current as of: June, 1999
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174 /   HD   ELECTRICITY: CONDUCTORS AND INSULATORS

50  DF  BOXES AND HOUSINGS {4}
50.5  DF  .~ Hermetic sealed envelope type {9}
50.61  DF  .~.~ With bonded seal for conductive member (e.g., glass to metal) {3}
50.62.~.~.~ With cement or plastic

DEFINITION

Classification: 174/50.62

(under subclass 50.61) Subject matter where the lead-in conductor is sealed to the envelope by means of a plastic material or by the use of a cement.

SEE OR SEARCH THIS CLASS, SUBCLASS:

17.06, where the material used to form the seal is a liquid or where the seal includes a liquid (e.g., as mercury).

SEE OR SEARCH CLASS

106, Compositions: Coating or Plastic, appropriate subclasses for the composition of cements and plastic materials.