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公开(公告)号:US3435416A
公开(公告)日:1969-03-25
申请号:US3435416D
申请日:1964-10-29
Applicant: BELL TELEPHONE LABOR INC
Inventor: KRETSCH KENNETH P , LYONS EDWARD F
公开(公告)号:US3435416A
公开(公告)日:1969-03-25
申请号:US3435416D
申请日:1964-10-29
Applicant: BELL TELEPHONE LABOR INC
Inventor: KRETSCH KENNETH P , LYONS EDWARD F