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发明名称
Space current device employing mutually bombarded electrodes
摘要
申请公布号
US2509053(A)
申请公布日期
1950.05.23
申请号
US19470784835
申请日期
1947.11.08
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
CALBICK CHESTER J.
分类号
H01J3/02
主分类号
H01J3/02
代理机构
代理人
主权项
地址
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