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经营范围
发明名称
LIQUID LEVEL MONITOR
摘要
申请公布号
GB1602614(A)
申请公布日期
1981.11.11
申请号
GB19770042556
申请日期
1978.05.09
申请人
BRITISH PETROLEUM CO LTD
发明人
分类号
G01F23/292;(IPC1-7):G01F23/22
主分类号
G01F23/292
代理机构
代理人
主权项
地址
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