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发明名称
New or improved safety device for gas taps
摘要
申请公布号
GB326371(A)
申请公布日期
1930.03.13
申请号
GB19290010540
申请日期
1929.04.05
申请人
PHILIP ALEXANDER ORR EWING
发明人
分类号
F16K35/02
主分类号
F16K35/02
代理机构
代理人
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