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发明名称
Apparatus for cleaning tanks
摘要
申请公布号
US2568314(A)
申请公布日期
1951.09.18
申请号
US19470762866
申请日期
1947.07.23
申请人
BELL WALTER H
发明人
BELL WALTER H.
分类号
B08B9/08
主分类号
B08B9/08
代理机构
代理人
主权项
地址
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