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法人/股东/高管

发明名称
摘要
申请公布号	JPS5435870(B2)	申请公布日期	1979.11.06
申请号	JP19750020539	申请日期	1975.02.18
申请人		发明人
分类号	B21C37/26;B23K1/00;F28D9/00;F28F1/36	主分类号	B21C37/26
代理机构		代理人
主权项
地址

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