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发明名称
Balanced valve fluid-actuated control device
摘要
申请公布号
US2746424(A)
申请公布日期
1956.05.22
申请号
US19520286637
申请日期
1952.05.07
申请人
SANDVIKENS JERNVERKS AKTIEBOLAG
发明人
SEGERSTAD CARL GUSTAF HARD AF;WESTBERG ALVAR TORSTEN
分类号
G05B11/44
主分类号
G05B11/44
代理机构
代理人
主权项
地址
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