E - Fixed Constructions – 04 – H
Patent
E - Fixed Constructions
04
H
20/4
E04H 3/00 (2006.01) E04H 3/12 (2006.01) E04H 3/24 (2006.01)
Patent
CA 1278164
ABSTRACT OF THE DISCLOSURE The present invention provides a staging system for construction of flat stages, choral risers and the like which comprises (a) a flat structural load-bearing square, rectangular or trapezoidal panel to serve as a module having spaced upper and lower surfaces. (b) an edge piece secured to one or more edges of said panel having an external re-entrant groove parallel to said panel surface, and (c) means forming, at each corner of said panel, recessed sockets on a common axis opening respectively to the upper and lower surfaces of said panel, said sockets being identical but inverted relative to each other and each having facing inner ends, and outer edge adjacent the respective sur- faces, and an annular groove recess in the inner surface of the socket spaced from the outer end.
570550
Bardwick John III
Rogers Orley D.
Staten Kenneth
Bardwick John III
Marks & Clerk
Rogers Orley D.
Stage Rite Corporation
Stageright Corporation
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