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经营范围
发明名称
Improvements in or relating to electrical oscillating systems
摘要
申请公布号
GB529771(A)
申请公布日期
1940.11.28
申请号
GB19390006181
申请日期
1939.02.24
申请人
THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY
发明人
分类号
H01J25/02;H01J25/78
主分类号
H01J25/02
代理机构
代理人
主权项
地址
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