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公开(公告)号:US3153691A
公开(公告)日:1964-10-20
申请号:US18712462
申请日:1962-04-12
Applicant: BELL TELEPHONE LABOR INC
Inventor: KIBLER LYNDEN U
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12.
公开(公告)号:US3094664A
公开(公告)日:1963-06-18
申请号:US15130461
申请日:1961-11-09
Applicant: BELL TELEPHONE LABOR INC
Inventor: KIBLER LYNDEN U
IPC: H03F7/04
CPC classification number: H03F7/04
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