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1.发明授权Apparatus for and method of automatic assembly of electron tube parts to form an electrode cage 失效用于电子管部件自动组装以形成电极笼的装置和方法
公开(公告)号：US2842832A
公开(公告)日：1958-07-15
申请号：US21883851
申请日：1951-04-02
Applicant: RCA CORP
Inventor： ANTHONY CHASE JOHN , JOHN PILAS FRANK , KAREL WOLKE ROY , DANIEL BATTSTONE
IPC: H01J19/46
CPC classification number: H01J19/46 , H01J2893/0007
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