发明名称 Trim for chalkboards and tackboards
摘要 A trim mounting system for mounting display boards such as chalkboards, tackboards, dry marker boards and the like to a wall. The system includes a plurality of one-piece, extruded metal trim members and combination trim-mount/grounds each having lengths corresponding to the side dimensions of the display board. The trim members and trim-mount/grounds are provided with interlocking portions which extend continuously along their lengths, permitting simplified mounting of the trim members.
申请公布号 US5220763(A) 申请公布日期 1993.06.22
申请号 US19910696835 申请日期 1991.05.07
申请人 WILSON-PARTENHEIMER, INC. 发明人 ARMITAGE, DWIGHT M.
分类号 E04C3/04;E04C3/06;G09F7/10;G09F7/18 主分类号 E04C3/04
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