US PATENT SUBCLASS 52 / 655.1
.~.~ Having specific connector, etc.

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

633  DF  OPENWORK; E.G., TRUSS, TRELLIS, GRILLE, SCREEN, FRAME, OR REBAR CHAIR {12}
648.1  DF  .~ Three-dimensional space-defining {9}
655.1.~.~ Having specific connector, etc. {1}
655.2  DF  .~.~.~> Spheroidal

DEFINITION

Classification: 52/655.1

Having specific connector, etc.:

(under subclass 648.1) Subject matter wherein significance is attributed to the means fastening individual members of the structure.