CONDUIT RETREAT PREVENTIVE METHOD,申请号JP19890155159-传众专利搜索

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发明名称	CONDUIT RETREAT PREVENTIVE METHOD
摘要
申请公布号	JPH0321790(A)	申请公布日期	1991.01.30
申请号	JP19890155159	申请日期	1989.06.16
申请人	KIDO KENSETSU KOGYO KK	发明人	KIMURA NOBUHIKO;TSUJITA YOSHIKANE;HASHIMOTO MITSUO
分类号	E21D9/06	主分类号	E21D9/06
代理机构		代理人
主权项
地址

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