发明名称 Sign
摘要 A sign comprising a reinforcement member adapted to be located on a post and a waterproof cover located on the reinforcing member. The sign is easy and cheap to make and is weatherproof.
申请公布号 US4771560(A) 申请公布日期 1988.09.20
申请号 US19870108243 申请日期 1987.05.26
申请人 RICHARDS, ANASTASIA 发明人 RICHARDS, ANASTASIA
分类号 G09F7/00;(IPC1-7):G09F15/00 主分类号 G09F7/00
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