US PATENT SUBCLASS 52 / 223.7
.~.~ Composed of abutting modular panels or blocks

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

223.1  DF  WITH COMPONENT HAVING DISCRETE PRESTRESSING MEANS {7}
223.6  DF  .~ Slab or panel construction {1}
223.7.~.~ Composed of abutting modular panels or blocks

DEFINITION

Classification: 52/223.7

Composed of abutting modular panels or blocks:

(under subclass 223.6) Slab in which the architectural element is made up of a plurality preformed sections.