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发明名称
Anti-siphon device for flush tank valves
摘要
申请公布号
US2722229(A)
申请公布日期
1955.11.01
申请号
US19530358229
申请日期
1953.05.29
申请人
THE MURRAY CORPORATION OF AMERICA
发明人
WENTZ ROBERT J.
分类号
E03C1/10
主分类号
E03C1/10
代理机构
代理人
主权项
地址
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