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公开(公告)号：US3461432A
公开(公告)日：1969-08-12
申请号：US3461432D
申请日：1966-12-14
Applicant: BURROUGHS CORP
Inventor： KEITER IRVIN L , SICHEL LEONARD H JR , MORGENSON EDGAR O JR , QUESTA CHARLES R
CPC classification number: H03M7/00
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