(A) ;DEVICE AND METHOD OF FORMING GATEWAY HOLE,申请号JP19830034147U-传众专利搜索

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发明名称	(A) ;DEVICE AND METHOD OF FORMING GATEWAY HOLE
摘要
申请公布号	JPS59142100(U)	申请公布日期	1984.09.22
申请号	JP19830034147U	申请日期	1983.03.11
申请人		发明人
分类号	C02F11/12;B01D33/04;B30B9/24;(IPC1-7):C02F11/12	主分类号	C02F11/12
代理机构		代理人
主权项
地址

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