US PATENT SUBCLASS 52 / 745.05
.~ Barrier construction

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

741.1  DF  PROCESSES {14}
745.05.~ Barrier construction {3}
745.06  DF  .~.~> Cover {1}
745.09  DF  .~.~> Vertical {2}
745.13  DF  .~.~> Using prefabricated unit {1}

DEFINITION

Classification: 52/745.05

Barrier construction:

(under subclass 741.1) Subject matter wherein the process comprises a method for building a confining unit of a structure (e.g., floor, ceiling, etc.).