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公开(公告)号:US3316357A
公开(公告)日:1967-04-25
申请号:US55245766
申请日:1966-05-24
Applicant: WESTERN ELECTRIC CO , BELL TELEPHONE LABOR INC
Inventor: HAM JR JAMES H , RITCHEY JAMES F , TOLMAN WARREN R
IPC: H04M1/23
CPC classification number: H04M1/23
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公开(公告)号:US3274345A
公开(公告)日:1966-09-20
申请号:US29177063
申请日:1963-07-01
Applicant: WESTERN ELECTRIC CO , BELL TELEPHONE LABOR INC
Inventor: HAM JR JAMES H , HOSTETLER WILLARD E , RITCHEY JAMES F , TOLMAN WARREN R
IPC: H04M1/278
CPC classification number: H04M1/278
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公开(公告)号:US3159324A
公开(公告)日:1964-12-01
申请号:US29186763
申请日:1963-07-01
Applicant: BELL TELEPHONE LABOR INC , WESTERN ELECTRIC CO
Inventor: HAM JR JAMES H , RITCHEY JAMES F , CHARLES SPRINGMAN
IPC: B65H26/02
CPC classification number: B65H26/02
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公开(公告)号:US3275755A
公开(公告)日:1966-09-27
申请号:US32161763
申请日:1963-11-05
Applicant: BELL TELEPHONE LABOR INC
Inventor: HALL NORRIS R , HAM JR JAMES H , HOSTETLER WILLARD E , HUTCHINSON KENNETH O , STROMMEN LAWRENCE A
IPC: H04M1/276
CPC classification number: H04M1/276
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公开(公告)号:US2893001A
公开(公告)日:1959-06-30
申请号:US69673157
申请日:1957-11-15
Applicant: BELL TELEPHONE LABOR INC
Inventor: HAM JR JAMES H
IPC: G10K1/064
CPC classification number: G10K1/0645
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公开(公告)号:US2941043A
公开(公告)日:1960-06-14
申请号:US67797657
申请日:1957-08-13
Applicant: BELL TELEPHONE LABOR INC
Inventor: HAM JR JAMES H , HERSHEY HAROLD J , HOHMANN JR LAWRENCE A , KINSMAN FRANK W
IPC: H04M1/276
CPC classification number: H04M1/276
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公开(公告)号:US2878464A
公开(公告)日:1959-03-17
申请号:US71617758
申请日:1958-02-19
Applicant: BELL TELEPHONE LABOR INC
Inventor: HAM JR JAMES H , WALTER KALIN
CPC classification number: G01S7/14 , G10K1/0645
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