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经营范围
发明名称
Tube cleaner
摘要
申请公布号
US1900130(A)
申请公布日期
1933.03.07
申请号
US19300421256
申请日期
1930.01.16
申请人
ELLIOTT COMPANY
发明人
RODGERS JAMES P.
分类号
F28G3/14
主分类号
F28G3/14
代理机构
代理人
主权项
地址
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