发明名称 Insert type removable built model
摘要 An insert type building model, comprising layer members, wall members and accessories such as doors and windows. Said layer members are jointed to one another with joint pieces embedded at jointing portions thereof. Said wall members include plate pieces and switchover pieces connected to each other in an embedment fashion. Said layer members are combined with said plate pieces and said switchover pieces in an embedment fashion.
申请公布号 US7493731(B2) 申请公布日期 2009.02.24
申请号 US20040478784 申请日期 2004.06.11
申请人 ZHANG CHANGQING 发明人 ZHANG CHANGQING
分类号 E04B2/00;E04B1/38;G09B25/04 主分类号 E04B2/00
代理机构 代理人
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