发明名称 Toy kit of stackable geometric shape pieces to form a structure
摘要 A toy kit for forming a structure. Individual pieces include at least a cylinder, cone, cube and prism, and at least one additional piece. The piece can be assembled to form a structure, e.g. a sand castle. The pieces are hollow and open bottomed and include fixtures enabling mutual assembly together. Holes in their top walls permit passage of water or sand.
申请公布号 US5460561(A) 申请公布日期 1995.10.24
申请号 US19930168534 申请日期 1993.12.16
申请人 DAHLGREN, LENNART 发明人 DAHLGREN, BRITT
分类号 A63H33/04;(IPC1-7):A63H33/00 主分类号 A63H33/04
代理机构 代理人
主权项
地址