SUCKING AND DETECTOR BIT FOR SUNKEN SANDS AND PEBBLES,申请号PT19840078122-传众专利搜索

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发明名称	SUCKING AND DETECTOR BIT FOR SUNKEN SANDS AND PEBBLES
摘要
申请公布号	PT78122(A)	申请公布日期	1984.03.01
申请号	PT19840078122	申请日期	1984.02.17
申请人	JERONIMO RODRIGUES E RODRIGUES, LDA.	发明人
分类号	E02F;E02F3/04;E02F3/92;(IPC1-7):E02F/	主分类号	E02F
代理机构		代理人
主权项
地址

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