SAND SPRAYING DEVICE FOR AQUATIC BOTTOM CONVERING SOIL,申请号JP19800022856-传众专利搜索

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发明名称	SAND SPRAYING DEVICE FOR AQUATIC BOTTOM CONVERING SOIL
摘要
申请公布号	JPS56119035(A)	申请公布日期	1981.09.18
申请号	JP19800022856	申请日期	1980.02.27
申请人	PENTA OCEAN CONSTRUCTION	发明人	NAKAMARU EIJI
分类号	E02D15/08;E02B3/18;E02D15/10	主分类号	E02D15/08
代理机构		代理人
主权项
地址

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