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发明名称
Null balancing indicator
摘要
申请公布号
US3184728(A)
申请公布日期
1965.05.18
申请号
US19620182206
申请日期
1962.03.26
申请人
SMITH KLINE & FRENCH LABORATORIES
发明人
HART DONALD J.;JAFFE JOSEPH
分类号
G01K7/24;G01R17/10
主分类号
G01K7/24
代理机构
代理人
主权项
地址
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