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1.发明授权Photomultiplier or image amplifier with secondary emission transmission type dynodes made of semiconductive material with low work function material disposed thereon 失效具有二次排放传输类型晶体的照相机或图像放大器，具有低功能材料的半导体材料制成
公开(公告)号：US3478213A
公开(公告)日：1969-11-11
申请号：US3478213D
申请日：1967-09-05
Applicant: RCA CORP
Inventor： SIMON RALPH E , WILLIAMS BROWN F , WASSERMAN RALPH
CPC classification number: H01J1/34 , H01J1/308 , H01J1/32 , H01J2201/3423 , Y10S148/051 , Y10S148/12
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