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发明名称
Depth gauge
摘要
申请公布号
GB1041060(A)
申请公布日期
1966.09.01
申请号
GB19630047725
申请日期
1963.12.03
申请人
THE BRITISH OXYGEN COMPANY LIMITED
发明人
SPARK RONALD FRANCIS
分类号
G01B3/28
主分类号
G01B3/28
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代理人
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