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发明名称
COLLAPSIBLE FRAMEWORK
摘要
申请公布号
GB8818550(D0)
申请公布日期
1988.09.07
申请号
GB19880018550
申请日期
1988.08.04
申请人
MARLER HALEY EXPOSYSTEMS LTD
发明人
分类号
E04B1/344
主分类号
E04B1/344
代理机构
代理人
主权项
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