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公开(公告)号：US3307778A
公开(公告)日：1967-03-07
申请号：US51688265
申请日：1965-12-28
Applicant: BELL TELEPHONE LABOR INC
Inventor： STOKES REMBERT R
IPC: H04M17/02
CPC classification number: H04M17/026
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公开(公告)号：US3286039A
公开(公告)日：1966-11-15
申请号：US32029863
申请日：1963-10-31
Applicant: BELL TELEPHONE LABOR INC
Inventor： STOKES REMBERT R
IPC: H04M1/278
CPC classification number: H04M1/278
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