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发明名称
DRAINAGE PIPELINE
摘要
申请公布号
SU1337472(A1)
申请公布日期
1987.09.15
申请号
SU19864069453
申请日期
1986.05.20
申请人
YAROSLAVSKIJ POLT INSTITUT
发明人
MUKHIN NIKOLAJ A,SU;SMEKALOV OLEG L,SU;SHOKHNIN VIKTOR N,SU;DOBUZHSKIJ BORIS E,SU
分类号
E02B11/00
主分类号
E02B11/00
代理机构
代理人
主权项
地址
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