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发明名称
Safety device for liquid sealed gas pressure floats
摘要
申请公布号
US2401046(A)
申请公布日期
1946.05.28
申请号
US19440528753
申请日期
1944.03.30
申请人
WITHE BRISCOE
发明人
BRISCOE WITHE
分类号
G05D16/12
主分类号
G05D16/12
代理机构
代理人
主权项
地址
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