METHOD OF MAKING AN INFILTRATION PREVENTING SCREEN IN SOIL SUBGRADE OF A ROAD,申请号PL19850254970-传众专利搜索

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发明名称	METHOD OF MAKING AN INFILTRATION PREVENTING SCREEN IN SOIL SUBGRADE OF A ROAD
摘要
申请公布号	PL254970(A1)	申请公布日期	1987.03.09
申请号	PL19850254970	申请日期	1985.08.13
申请人	INST BADAWCZY DROG I MOSTOW	发明人	RAFALSKI LESZEK;KLOSINSKI BOLESLAW;WIERZBICKI STANISLAW;WLODARSKI WLADYSLAW;WITKOWSKI ANDRZEJ;OLECHOWSKI JERZY
分类号	E02B;E02D;(IPC1-7):E02D/;E02B/	主分类号	E02B
代理机构		代理人
主权项
地址

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