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公开(公告)号：US3359421A
公开(公告)日：1967-12-19
申请号：US49911865
申请日：1965-10-20
Applicant: VICTOR PEREZ-MENDEZ , PFAB JAMES M
Inventor： VICTOR PEREZ-MENDEZ , PFAB JAMES M
IPC: H01J47/10
CPC classification number: H01J47/10
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