US PATENT SUBCLASS 49 / 388
.~ Pivots on opposed portal members

Current as of: June, 1999
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49 /   HD   MOVABLE OR REMOVABLE CLOSURES

381  DF  WITH MEANS MOUNTING CLOSURE FOR SWINGING {13}
388.~ Pivots on opposed portal members {2}
389  DF  .~.~> Closure removable in inclined position
390  DF  .~.~> Closure portions on opposite sides of portal in open position {2}

DEFINITION

Classification: 49/388

(under subclass 381) Device wherein the mounting means are positioned in frame members on opposite sides of the swinging closure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

74.1+, for a series of louvers mounted on opposing frame members and interconnected for concurrent movement.