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公开(公告)号:US3240239A
公开(公告)日:1966-03-15
申请号:US29072863
申请日:1963-06-26
Applicant: GEN ELECTRIC
Inventor: OTT JR GEORGE E , LOHREY EDWIN J
IPC: H01J9/46
CPC classification number: H01J9/46 , H01J2893/0096 , H01J2893/0097
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公开(公告)号:US2703609A
公开(公告)日:1955-03-08
申请号:US20235250
申请日:1950-12-22
Applicant: GEN ELECTRIC
Inventor: BAIN JR JAMES , OTT JR GEORGE E
CPC classification number: F23D14/46 , C03B23/0086 , F23D14/26
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