US PATENT SUBCLASS 49 / 401
.~.~ Marginal closure flange overlaps portal frame

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

381  DF  WITH MEANS MOUNTING CLOSURE FOR SWINGING {13}
400  DF  .~ Closure nests within portal frame {1}
401.~.~ Marginal closure flange overlaps portal frame

DEFINITION

Classification: 49/401

(under subclass 400) Device wherein the closure is provided with a marginal flange which overlies the frame of the opening.

SEE OR SEARCH THIS CLASS, SUBCLASS:

402, for a closure which overlies the frame members forming the closure opening.

470, for a threshold and a closure having overlapping angle members.