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经营范围
发明名称
Pressure compensator
摘要
申请公布号
US2122597(A)
申请公布日期
1938.07.05
申请号
US19350030209
申请日期
1935.07.06
申请人
WAGNER WALTER C
发明人
WAGNER WALTER C.
分类号
G01F15/04
主分类号
G01F15/04
代理机构
代理人
主权项
地址
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