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发明名称
ARRANGEMENT FOR CLEANING CANALS
摘要
申请公布号
SU1328445(A1)
申请公布日期
1987.08.07
申请号
SU19864043393
申请日期
1986.03.27
申请人
VOLGOGRADSKIJ INZH-STR INSTITUT
发明人
BOGDANOV VIKTOR I,SU;BOGDANOV VITALIJ V,SU
分类号
E02F5/28
主分类号
E02F5/28
代理机构
代理人
主权项
地址
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