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发明名称
Meter
摘要
申请公布号
US2285859(A)
申请公布日期
1942.06.09
申请号
US19390253964
申请日期
1939.02.01
申请人
HURT EARL L
发明人
HURT EARL L.
分类号
G01R11/60
主分类号
G01R11/60
代理机构
代理人
主权项
地址
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