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公开(公告)号:US3388216A
公开(公告)日:1968-06-11
申请号:US46949165
申请日:1965-07-06
Applicant: IBM
Inventor: BROOKE ALVIN W , KUNTZLEMAN HARRY C , MARKEY HAROLD G
CPC classification number: H04L25/0262 , H04L7/0331
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公开(公告)号:CA804103A
公开(公告)日:1969-01-14
申请号:CA804103D
Applicant: IBM
Inventor: BROOKE ALVIN W , MARKEY HAROLD G , KUNTZLEMAN HARRY C
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