发明名称 Prefinished corner bead
摘要 A prefinished corner bead for application to finished interior walls, which may be utilized on either inside corners or outside corners, and which may take on any number of different configurations, any of which would provide a recessed face which is configured to accept a variety of decorative or ornamental finish trims. The prefinished corner bead is manufactured in such a manner that an expansion joint is provided which helps eliminate cracking and displacement of finished wall surfaces due to the expansion and contraction of structural surfaces.
申请公布号 US5544463(A) 申请公布日期 1996.08.13
申请号 US19940297974 申请日期 1994.08.30
申请人 BERGIN, BLAINE R. 发明人 BERGIN, BLAINE R.
分类号 E04F13/06;(IPC1-7):E04B1/00 主分类号 E04F13/06
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