,申请号JP19770072031-传众专利搜索

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发明名称
摘要
申请公布号	JPS5944929(B2)	申请公布日期	1984.11.02
申请号	JP19770072031	申请日期	1977.06.20
申请人	HITACHI SEISAKUSHO KK;SHINNIPPON SEITETSU KK	发明人	OCHIAI TSUNEO
分类号	B21B25/06;B21B25/00	主分类号	B21B25/06
代理机构		代理人
主权项
地址

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