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公开(公告)号:US3202774A
公开(公告)日:1965-08-24
申请号:US15071661
申请日:1961-11-07
Applicant: BELL TELEPHONE LABOR INC
Inventor: CHASE ALBERT J , HERSHEY HAROLD J
CPC classification number: H01H1/245 , H01H1/5805 , H01H15/102
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公开(公告)号:US3439130A
公开(公告)日:1969-04-15
申请号:US3439130D
申请日:1966-01-28
Applicant: BELL TELEPHONE LABOR INC
Inventor: CHASE ALBERT J , HAMMER KARL E
CPC classification number: H04R11/06
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公开(公告)号:US2785231A
公开(公告)日:1957-03-12
申请号:US41244854
申请日:1954-02-25
Applicant: BELL TELEPHONE LABOR INC
Inventor: CHASE ALBERT J
IPC: H04M1/76
CPC classification number: H04M1/76
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公开(公告)号:US2968032A
公开(公告)日:1961-01-10
申请号:US76286158
申请日:1958-09-23
Applicant: BELL TELEPHONE LABOR INC
Inventor: CHASE ALBERT J , WALTER KALIN , WISE PAUL L
IPC: G10K1/062
CPC classification number: G10K1/062
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