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发明名称
Improvements in or relating to level-indicators for cement silos or the like
摘要
申请公布号
GB1035423(A)
申请公布日期
1966.07.06
申请号
GB19650008768
申请日期
1965.03.02
申请人
ALBERT LILIENFELD
发明人
分类号
G01F23/00
主分类号
G01F23/00
代理机构
代理人
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