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(11) | EP 0 693 601 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Wall panel structure for portable building unit |
(57) A wall panel of the kind specified wherein the panel is provided with a frame member
extending along or adjacent one edge of the panel and the frame member comprising
a frame element comprising a channel shape formation comprising two spaced limbs defining
an open mouth therebetween at their one ends and interconnected by a transversely
extending web and having a plurality of bracing elements extending transversely between
the limbs and disposed between the one ends of the limbs and said web and arranged
at spaced positions longitudinally of the frame element. |