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发明名称
CHILD'S PLAYHOUSE TYPE COLLAPSIBLE STRUCTURE
摘要
申请公布号
US4112635(A)
申请公布日期
1978.09.12
申请号
US19770809636
申请日期
1977.06.24
申请人
RYLANDER, DEMARIS C.
发明人
RYLANDER, DEMARIS C.
分类号
A63H33/00;(IPC1-7):E04B1/34
主分类号
A63H33/00
代理机构
代理人
主权项
地址
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