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发明名称
Gas meter
摘要
申请公布号
US2042766(A)
申请公布日期
1936.06.02
申请号
US19340726638
申请日期
1934.05.21
申请人
BROWN WILLIAM B
发明人
BROWN WILLIAM B.
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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