E - Fixed Constructions – 04 – B
Patent
E - Fixed Constructions
04
B
181/14, 20/38.3
E04B 1/82 (2006.01) E04B 2/74 (2006.01)
Patent
CA 1287728
ABSTRACT OF THE DISCLOSURE A demountable partition wall with laminated panels hung from a wall framework by clips applied to the back of the panel. The panels are sound absorbing tack boards, consisting essentially of a gypsum wallboard base board, a mineral fiber board core board and a porous decorative sheet of material adhered to the core board.
544139
National Gypsum Company
Osler Hoskin & Harcourt Llp
LandOfFree
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