CONNECTION DEVICE FOR HANGING DOWN,申请号JP19980133614-传众专利搜索

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发明名称	CONNECTION DEVICE FOR HANGING DOWN
摘要
申请公布号	JPH11324553(A)	申请公布日期	1999.11.26
申请号	JP19980133614	申请日期	1998.05.15
申请人	NIPPON SHARYO SEIZO KAISHA LTD	发明人	YOSHIDA SHIGEMITSU
分类号	E21B19/02;(IPC1-7):E21B19/02	主分类号	E21B19/02
代理机构		代理人
主权项
地址

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