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经营范围
发明名称
Improvements in or relating to gas meters
摘要
申请公布号
GB561613(A)
申请公布日期
1944.05.25
申请号
GB19430000727
申请日期
1943.01.14
申请人
VICTOR ROBINSON
发明人
分类号
G01F3/22
主分类号
G01F3/22
代理机构
代理人
主权项
地址
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