US PATENT SUBCLASS 52 / 61
.~.~ Within wall

Current as of: June, 1999
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52 /   HD   STATIC STRUCTURES (E.G., BUILDINGS)

58  DF  EXTERIOR-TYPE FLASHING {3}
60  DF  .~ Interfitting parts {1}
61.~.~ Within wall

DEFINITION

Classification: 52/61

(under subclass 60) Structure wherein the parts which interfit are within a vertical structure, i.e., wall.