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公开(公告)号:US3001147A
公开(公告)日:1961-09-19
申请号:US83375159
申请日:1959-08-14
Applicant: IBM
Inventor: TRAPNELL JR FREDERICK M , BONNER RAYMOND E
IPC: H03F1/50
CPC classification number: H03F1/50
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公开(公告)号:US2984827A
公开(公告)日:1961-05-16
申请号:US85896459
申请日:1959-12-11
Applicant: IBM
Inventor: TRAPNELL JR FREDERICK M , HILLIARD JR HUGH C
IPC: G11B5/004
CPC classification number: G11B5/004
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公开(公告)号:US3266024A
公开(公告)日:1966-08-09
申请号:US19884162
申请日:1962-05-31
Applicant: IBM
Inventor: KERSEY JAMES R , OCTERS HAROLD R , TOMASULO ROBERT M , TRAPNELL JR FREDERICK M
CPC classification number: H04L7/033 , G06F13/22 , H04L5/225 , H04L7/02 , H04L7/0331
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公开(公告)号:US3310780A
公开(公告)日:1967-03-21
申请号:US23040862
申请日:1962-10-15
Applicant: IBM
Inventor: GILLEY CHARLES H , KERSEY JAMES R , TOMASULO ROBERT M , TRAPNELL JR FREDERICK M
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5.
公开(公告)号:US2994863A
公开(公告)日:1961-08-01
申请号:US78322158
申请日:1958-12-29
Applicant: IBM
Inventor: TRAPNELL JR FREDERICK M
IPC: H03M1/00
CPC classification number: H03M1/32
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