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公开(公告)号:US3506974A
公开(公告)日:1970-04-14
申请号:US3506974D
申请日:1967-04-11
Applicant: BELL TELEPHONE LABOR INC
Inventor: CRAW ROY CONWAY LE , SHERWOOD RICHARD C , WOLFE RAYMOND
CPC classification number: G11C13/06
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公开(公告)号:US3428144A
公开(公告)日:1969-02-18
申请号:US3428144D
申请日:1966-07-07
Applicant: BELL TELEPHONE LABOR INC
Inventor: GYORGY ERNST M , CRAW ROY CONWAY LE , UITERT LE GRAND G VAN
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公开(公告)号:US3495189A
公开(公告)日:1970-02-10
申请号:US3495189D
申请日:1966-04-18
Applicant: BELL TELEPHONE LABOR INC
Inventor: CRAW ROY CONWAY LE
CPC classification number: G02F1/09
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公开(公告)号:US3480409A
公开(公告)日:1969-11-25
申请号:US3480409D
申请日:1966-10-03
Applicant: BELL TELEPHONE LABOR INC
Inventor: DILLON JOSEPH F JR , CRAW ROY CONWAY LE , PHILIPSBORN HENNING VON , WERNICK JACK H
CPC classification number: H01F1/40 , C30B9/00 , C30B29/48 , G02F1/0036
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