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经营范围
发明名称
Wall hydrant
摘要
申请公布号
US1888359(A)
申请公布日期
1932.11.22
申请号
US19290416154
申请日期
1929.12.23
申请人
RITCHIE MANUFACTURING COMPANY
发明人
RITCHIE THOMAS
分类号
E03B9/02
主分类号
E03B9/02
代理机构
代理人
主权项
地址
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