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发明名称
Improvements in gas meters
摘要
申请公布号
GB449921(A)
申请公布日期
1936.07.07
申请号
GB19350006505
申请日期
1935.03.01
申请人
SOUTH METROPOLITAN GAS COMPANY;CHARLES HENRY SMITH
发明人
分类号
G01F3/22
主分类号
G01F3/22
代理机构
代理人
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地址
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