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发明名称
Fire hydrant
摘要
申请公布号
US2020365(A)
申请公布日期
1935.11.12
申请号
US19330659293
申请日期
1933.03.02
申请人
LOFTON HERBERT M
发明人
LOFTON HERBERT M.
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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