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经营范围
发明名称
Cleaner for pipes, sewers, culverts, and the like
摘要
申请公布号
US1921098(A)
申请公布日期
1933.08.08
申请号
US19320637330
申请日期
1932.10.11
申请人
REED CLYDE I
发明人
REED CLYDE I.
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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