发明名称 Directory assembly
摘要 A directory assembly suitable for use in apartment complexes, mobile home parks, medical and business centers, etc. The directory assembly is comprised of a plurality of modules attached to the front surface of a backboard member. Each of the modules has a left-side major frame member, a right-side major frame member and a plurality of tab members. The right-side and left-side major frame members are identical in shape and each has a longitudinally extending channel in its top surface. Each of the tab members have an elongated body with downwardly extending resiliently compressible structure on its opposite ends that are mateable with the longitudinally extending channels of the major frame members.
申请公布号 US4322903(A) 申请公布日期 1982.04.06
申请号 US19810248818 申请日期 1981.03.30
申请人 BECKLEY, KENNETH E. 发明人 BECKLEY, KENNETH E.
分类号 G09F7/00;G09F7/02;(IPC1-7):G09F11/00 主分类号 G09F7/00
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