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发明名称
摘要
申请公布号	JPS4935510(U)	申请公布日期	1974.03.29
申请号	JP19720074422U	申请日期	1972.06.26
申请人		发明人
分类号	E02F5/32;E02F3/64;(IPC1-7):E02F3/64	主分类号	E02F5/32
代理机构		代理人
主权项
地址

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