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发明名称
Improvements in or relating to electrical self-balancing instruments
摘要
申请公布号
GB727400(A)
申请公布日期
1955.03.30
申请号
GB19510012138
申请日期
1951.05.24
申请人
THE NATIONAL RESEARCH DEVELOPMENT CORPORATION
发明人
KEALY WELLESLEY ASHE
分类号
G01R17/02
主分类号
G01R17/02
代理机构
代理人
主权项
地址
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