US PATENT SUBCLASS 52 / 790.1
.~.~ Internal, diagonal, elongated stiffener

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}
790.1.~.~ Internal, diagonal, elongated stiffener

DEFINITION

Classification: 52/790.1

Internal, diagonal, elongated stiffener:

(under subclass 783.1) Structure which includes an elongated strengthening member located between two spaced sheet-like members and positioned at an oblique angle to at least one panel edge face plane.