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公开(公告)号：US3519328A
公开(公告)日：1970-07-07
申请号：US3519328D
申请日：1967-11-20
Applicant: ATOMIC ENERGY COMMISSION
Inventor： GROSSMAN DAVID D
CPC classification number: G03B9/08 , G02F1/07 , H01J17/00 , H01J2893/0059
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