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公开(公告)号：IN179176B
公开(公告)日：1997-09-06
申请号：IN644DE1990
申请日：1990-06-26
Applicant: IBM
Inventor： DINWIDDIE JOHN MONROE , GRICE JONNIE EDWARD JR , JOYCE JAMES MAURICE , LOFFREDO JOHN MARIO , SANDERSON KENNETH RUSSELL , BAKER ERNEST DYSART
IPC: G06J15/00
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