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公开(公告)号:DE68916870D1
公开(公告)日:1994-08-25
申请号:DE68916870
申请日:1989-04-11
Applicant: IBM
Inventor: HALBOUT JEAN-MARC , MAY PAUL G
IPC: G02B6/36 , G02B6/42 , H01J1/34 , H01J1/35 , H01J37/073
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公开(公告)号:DE68916870D1
公开(公告)日:1994-08-25
申请号:DE68916870
申请日:1989-04-11
Applicant: IBM
Inventor: HALBOUT JEAN-MARC , MAY PAUL G
IPC: G02B6/36 , G02B6/42 , H01J1/34 , H01J1/35 , H01J37/073