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公开(公告)号:US3215858A
公开(公告)日:1965-11-02
申请号:US23792962
申请日:1962-11-15
Applicant: BELL TELEPHONE LABOR INC
Inventor: HARDING PHILIP A , VANDER MOLEN GORDON L
IPC: H03K3/30
CPC classification number: H03K3/30
公开(公告)号:US3215858A
公开(公告)日:1965-11-02
申请号:US23792962
申请日:1962-11-15
Applicant: BELL TELEPHONE LABOR INC
Inventor: HARDING PHILIP A , VANDER MOLEN GORDON L
IPC: H03K3/30
CPC classification number: H03K3/30