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发明名称
Pipe cleaning machine
摘要
申请公布号
US3095592(A)
申请公布日期
1963.07.02
申请号
US19610114766
申请日期
1961.06.05
申请人
MARCO PRODUCTS COMPANY
发明人
HUNT ROBERT G.
分类号
E03F9/00
主分类号
E03F9/00
代理机构
代理人
主权项
地址
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