发明名称 Ceiling suspension structure
摘要 A threaded coupling member for supporting a suspended ceiling grid system from an overhead support structure. A threaded connector nut is designed to be placed or dropped into an upper channel of the suspended ceiling grid system whereby, because of the configuration of the connector nut, a threaded opening formed through the connector nut will be positioned for engagement by a threaded end of the coupling member.
申请公布号 US7287733(B2) 申请公布日期 2007.10.30
申请号 US20020146386 申请日期 2002.05.14
申请人 SULLIVAN, BAZINET, BONGIO, INC. 发明人 BONGIO VINCENT J.;CAVALLO THOMAS E.
分类号 E04B9/18;E04B9/12;E04B9/20 主分类号 E04B9/18
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