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发明名称
DEVICE FOR CLEANING HEAT EXCHANGER TUBES
摘要
申请公布号
SU857702(A1)
申请公布日期
1981.08.23
申请号
SU19792783714
申请日期
1979.06.18
申请人
TEPLITSKIJ MARLEN M,SU
发明人
TEPLITSKIJ MARLEN M,SU
分类号
F28G1/00;(IPC1-7):F28G1/00
主分类号
F28G1/00
代理机构
代理人
主权项
地址
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