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1.发明授权Variable timed release for registers controlled by register group busy means 失效由寄存器组忙方式控制的寄存器的可变定时释放
公开(公告)号：US2542800A
公开(公告)日：1951-02-20
申请号：US5739948
申请日：1948-10-29
Applicant: BELL TELEPHONE LABOR INC
Inventor： DEHN JOSEPH W , HERSEY RALPH E , MEHRING ARTHUR C
IPC: H04M3/14
CPC classification number: H04M3/14
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公开(公告)号：US3250858A
公开(公告)日：1966-05-10
申请号：US14433361
申请日：1961-10-11
Applicant: BELL TELEPHONE LABOR INC
Inventor： BYRON MCDERMOTT , MEHRING ARTHUR C
IPC: H04M11/06
CPC classification number: H04M11/06
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公开(公告)号：US2894072A
公开(公告)日：1959-07-07
申请号：US70634257
申请日：1957-12-31
Applicant: BELL TELEPHONE LABOR INC
Inventor： ABBOTT JR GEORGE F , KROM MYRON E , MEHRING ARTHUR C , WILEY WHITNEY
CPC classification number: H04Q1/26 , H04Q3/0004
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