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经营范围
发明名称
CLEANING OF HEAT EXCHANGER TUBING
摘要
申请公布号
AU4851379(A)
申请公布日期
1980.01.10
申请号
AU19790048513
申请日期
1979.06.29
申请人
WATER SERVICES OF AMERICA, INC.
发明人
RICHARD W. GOELDNER
分类号
F28G1/12;F28G15/04
主分类号
F28G1/12
代理机构
代理人
主权项
地址
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