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公开(公告)号:DE3577481D1
公开(公告)日:1990-06-07
申请号:DE3577481
申请日:1985-09-10
Applicant: IBM
Inventor: CAVALIERE JOSEPH RICHARD , LAFAVE LAWRENCE EDWARD , FEINBERG IRVING , KRAUS CHARLES JOHN , MACK ALFRED , VALENTINE EDWARD HUBERT
IPC: G01R31/26 , G01R1/06 , G01R1/073 , G01R31/28