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公开(公告)号:DE1764270A1
公开(公告)日:1971-06-16
申请号:DE1764270
申请日:1968-05-07
Applicant: IBM
Inventor: STEVENS SHIREN NORMAN , WILLIAM SMITH ARCHIBALD
公开(公告)号:DE1764270A1
公开(公告)日:1971-06-16
申请号:DE1764270
申请日:1968-05-07
Applicant: IBM
Inventor: STEVENS SHIREN NORMAN , WILLIAM SMITH ARCHIBALD