SURFACE SOIL PROTECTION SHEET AND SOIL EROSION PROTECTION METHOD,申请号JP19900220381-传众专利搜索

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发明名称	SURFACE SOIL PROTECTION SHEET AND SOIL EROSION PROTECTION METHOD
摘要
申请公布号	JPH04102621(A)	申请公布日期	1992.04.03
申请号	JP19900220381	申请日期	1990.08.20
申请人	SOUGOU RIYOKUKA KK;KAISUI KAGAKU KOUGIYOU KK;ORUTANA:KK;YAMAGUCHI KOUSAN KK	发明人	TSUNEMURA TADAO
分类号	E02D17/20	主分类号	E02D17/20
代理机构		代理人
主权项
地址

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