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发明名称
Pipe line cleaner
摘要
申请公布号
US2959798(A)
申请公布日期
1960.11.15
申请号
US19580723413
申请日期
1958.03.24
申请人
CHAMPLIN OIL & REFINING CO.
发明人
CRIBLEY KENNETH C.
分类号
B08B9/04;B08B9/057
主分类号
B08B9/04
代理机构
代理人
主权项
地址
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