发明名称 Grid Members for a Suspended Ceiling and Methods of Making Same
摘要 600194 The runner has two parallel web portions and two flange portions to form a general shape of an inverted tee. A capping portion is on the underside of at least one flange portion. At least two longitudinally extending parallel channels integrally formed on each of the web portions is adapted to increase the torsional resistance of the runner.
申请公布号 NZ600194(A) 申请公布日期 2013.08.30
申请号 NZ20090600194 申请日期 2009.01.07
申请人 USG INTERIORS INC. 发明人 FIELD, GRAHAM KEITH;VOIGT, THOMAS AHDREAS
分类号 E04B9/06 主分类号 E04B9/06
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