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发明名称
Improvements relating to adaptors for the connection of instruments to gas pipe lines
摘要
申请公布号
GB729520(A)
申请公布日期
1955.05.04
申请号
GB19530004796
申请日期
1953.02.20
申请人
G. KROMSCHRODER AKTIENGESELLSCHAFT
发明人
分类号
G01F15/18
主分类号
G01F15/18
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