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经营范围
发明名称
Improvements in or relating to liquid meters
摘要
申请公布号
GB619118(A)
申请公布日期
1949.03.03
申请号
GB19460034703
申请日期
1946.11.22
申请人
AVERY-HARDOLL LIMITED;JOHN FRASER
发明人
分类号
G01F3/18
主分类号
G01F3/18
代理机构
代理人
主权项
地址
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