METHOD FOR THE MAINTENANCE OF CHANNELS WITH PASSABLE OR CREEPABLE SEGMENT,申请号HU19860001271-传众专利搜索

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发明名称	METHOD FOR THE MAINTENANCE OF CHANNELS WITH PASSABLE OR CREEPABLE SEGMENT
摘要
申请公布号	HU194344(B)	申请公布日期	1988.01.28
申请号	HU19860001271	申请日期	1986.03.26
申请人	FOEVAROSI CSATORNAZASI MUEVEK,HU	发明人	VOEROES,FERENC,HU;VARNAI,IVAN,HU;ODOR,ISTVAN,HU;MAYER,MIKLOS,HU
分类号	E03F3/04;(IPC1-7):E03F3/04	主分类号	E03F3/04
代理机构		代理人
主权项
地址

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