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发明名称
Time controlled valve
摘要
申请公布号
US1993926(A)
申请公布日期
1935.03.12
申请号
US19300418733
申请日期
1930.01.06
申请人
MILWAUKEE GAS SPECIALTY COMPANY
发明人
GAUGER FRANK A.
分类号
F23Q9/02
主分类号
F23Q9/02
代理机构
代理人
主权项
地址
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