发明名称 Valuted sub-ceiling illumination system
摘要 A rigid ceiling system including a plurality of gridwork members supported solely from the walls of a room and further including a plurality of vaulted translucent diffusion panels. Notched rib members including indexing brackets align each panel to the formed gridwork. Wall mounted illumination sources provide desired lighting relative to the diffusion panels.
申请公布号 US4932170(A) 申请公布日期 1990.06.12
申请号 US19890373408 申请日期 1989.06.30
申请人 SPEAR, MATTHEW L. 发明人 SPEAR, MATTHEW L.
分类号 E04B9/00;E04B9/32 主分类号 E04B9/00
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