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公开(公告)号:US3167679A
公开(公告)日:1965-01-26
申请号:US9567761
申请日:1961-03-14
Applicant: BELL TELEPHONE LABOR INC
Inventor: LYON LAURENCE G , WEST JOHN W
公开(公告)号:US3167679A
公开(公告)日:1965-01-26
申请号:US9567761
申请日:1961-03-14
Applicant: BELL TELEPHONE LABOR INC
Inventor: LYON LAURENCE G , WEST JOHN W