DREDGER,申请号JP19900145303-传众专利搜索

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发明名称	DREDGER
摘要
申请公布号	JPH0438332(A)	申请公布日期	1992.02.07
申请号	JP19900145303	申请日期	1990.06.05
申请人	UBE IND LTD	发明人	KUIOKA KIYOSHI;YAMAMOTO RYOICHI;HASHIMOTO NORIO
分类号	E02F3/90;E02F3/92	主分类号	E02F3/90
代理机构		代理人
主权项
地址

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