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发明名称
Cathode-ray tube spectrograph
摘要
申请公布号
US2444560(A)
申请公布日期
1948.07.06
申请号
US19440531273
申请日期
1944.04.15
申请人
ALLEN B. DU MONT LABORATORIES, INC.
发明人
FELDT RUDOLF;BERKLEY CARL
分类号
G01J3/32
主分类号
G01J3/32
代理机构
代理人
主权项
地址
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