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发明名称
摘要
申请公布号	BE646785(A)	申请公布日期	1964.10.20
申请号	BE19640646785	申请日期	1964.04.20
申请人		发明人
分类号	E05C1/06;E05C3/04;E05C5/00	主分类号	E05C1/06
代理机构		代理人
主权项
地址

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