STRUCTURE FOR PREVENTING SHIFTING OF COVER FOR CLOSING MANHOLE OR PIT,申请号JP19790083787-传众专利搜索

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发明名称	STRUCTURE FOR PREVENTING SHIFTING OF COVER FOR CLOSING MANHOLE OR PIT
摘要
申请公布号	JPS569532(A)	申请公布日期	1981.01.31
申请号	JP19790083787	申请日期	1979.07.02
申请人	NISSHO KOSAN KK	发明人	IHARA TOMOHIRO
分类号	E02D29/14	主分类号	E02D29/14
代理机构		代理人
主权项
地址

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