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发明名称
Gas meters
摘要
申请公布号
GB819765(A)
申请公布日期
1959.09.09
申请号
GB19570017764
申请日期
1957.06.04
申请人
SOUTH EASTERN GAS BOARD
发明人
SMITH CHARLES HENRY;WHITE FRANCIS
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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