US PATENT SUBCLASS 340 / 815.73
.~ With lamp enclosed in transparent housing

Current as of: June, 1999
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340 /   HD   COMMUNICATIONS: ELECTRICAL

815.4  DF  VISUAL INDICATION {18}
815.73.~ With lamp enclosed in transparent housing {3}
815.74  DF  .~.~> Combined
815.75  DF  .~.~> Light source modifier {1}
815.77  DF  .~.~> Relatively movable light source

DEFINITION

Classification: 340/815.73

With lamp enclosed in transparent housing:

(under subclass 815.4) Subject matter having an electric lamp or discharge device inside a light transmissive enclosure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

815.49, for housing of switch board or panel type indicator.

SEE OR SEARCH CLASS

362, Illumination,

362, for lamp enclosed in housing.