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发明名称
摘要
申请公布号	FR1567052(A)	申请公布日期	1969.05.16
申请号	FRD1567052	申请日期	1967.09.12
申请人		发明人
分类号	E04B1/348	主分类号	E04B1/348
代理机构		代理人
主权项
地址

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