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发明名称
Improvements in or relating to gas-meter control means
摘要
申请公布号
GB350710(A)
申请公布日期
1931.06.18
申请号
GB19300017045
申请日期
1930.06.02
申请人
JULIUS PINTSCH AKTIENGESELLSCHAFT
发明人
分类号
G01F3/22
主分类号
G01F3/22
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代理人
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