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法人/股东/高管

发明名称
摘要
申请公布号	JPS53153004(U)	申请公布日期	1978.12.01
申请号	JP19770058991U	申请日期	1977.05.09
申请人		发明人
分类号	B25D17/02;C21B7/12;(IPC1-7):E21C13/00	主分类号	B25D17/02
代理机构		代理人
主权项
地址

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