,申请号JP19790054148-传众专利搜索

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法人/股东/高管

发明名称
摘要
申请公布号	JPS628594(B2)	申请公布日期	1987.02.24
申请号	JP19790054148	申请日期	1979.05.04
申请人	TOKYU KENSETSU KK;MARUZEN KOGYO KK	发明人	TAKASU MOTOYUKI
分类号	E21B7/04;E21B7/00	主分类号	E21B7/04
代理机构		代理人
主权项
地址

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