US PATENT SUBCLASS 52 / 745.18
.~.~ Using prefabricated unit

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

741.1  DF  PROCESSES {14}
745.17  DF  .~ Column, mast, etc., construction {1}
745.18.~.~ Using prefabricated unit

DEFINITION

Classification: 52/745.18

Using prefabricated unit:

(under subclass 745.17) Subject matter wherein the construction comprises plural elements which are preformed or preassembled, and is then moved into a final position.