,申请号JP19790028669-传众专利搜索

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发明名称
摘要
申请公布号	JPS5946694(B2)	申请公布日期	1984.11.14
申请号	JP19790028669	申请日期	1979.03.14
申请人	HITACHI LTD	发明人	KANAMARU NAONOBU;TATSUMI SHIGEO;OKABE MOEO;SHOJI AKIRA
分类号	B21K25/00;B21D39/00	主分类号	B21K25/00
代理机构		代理人
主权项
地址

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