US PATENT SUBCLASS 52 / 784.14
.~.~.~ Multicellular core

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

782.1  DF  COMPOSITE PREFABRICATED PANEL INCLUDING ADJUNCTIVE MEANS {7}
783.1  DF  .~ Sandwich or hollow with sheet-like facing members {13}
784.1  DF  .~.~ For door or door shutter {5}
784.14.~.~.~ Multicellular core

DEFINITION

Classification: 52/784.14

Multicellular core:

(under subclass 784.1) Structure in which the panel core member is formed having a plurality of completely enclosed chambers.