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发明名称
DUST TRAP
摘要
申请公布号
SU1620649(A1)
申请公布日期
1991.01.15
申请号
SU19894638678
申请日期
1989.01.28
申请人
MAKEEVDZKIYI INZNENERNO-DZTROITELNUYI INDZTITUT
发明人
KRULENKO VLADIMIR I,SU;KUTDZENKO VLADIMIR L,SU;FOMENKO DZVETLANA D,SU;SNIRIKINA ELENA I,SU
分类号
E21F5/00
主分类号
E21F5/00
代理机构
代理人
主权项
地址
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