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发明名称
DEVICE FOR ADJUSTING LIQUID LEVEL IN PRESSURE TANKS
摘要
申请公布号
PL263598(A1)
申请公布日期
1988.09.01
申请号
PL19870263598
申请日期
1987.01.07
申请人
发明人
分类号
G05D;(IPC1-7):G05D/
主分类号
G05D
代理机构
代理人
主权项
地址
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