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发明名称
Automatic toilet flush device
摘要
申请公布号
US2628363(A)
申请公布日期
1953.02.17
申请号
US19500153418
申请日期
1950.04.01
申请人
ALFRED STEIN
发明人
STEIN ALFRED
分类号
E03D5/04
主分类号
E03D5/04
代理机构
代理人
主权项
地址
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