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发明名称
Gas valve
摘要
申请公布号
US2590535(A)
申请公布日期
1952.03.25
申请号
US19450576673
申请日期
1945.02.07
申请人
HARPER-WYMAN COMPANY
发明人
HARPER PHILIP S.
分类号
F16K5/10
主分类号
F16K5/10
代理机构
代理人
主权项
地址
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