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公开(公告)号：US2064958A
公开(公告)日：1936-12-22
申请号：US72780034
申请日：1934-05-26
Applicant: BELL TELEPHONE LABOR INC , EDMUND R TAYLOR , CHARLES C TAYLOR , AMERICAN TELEPHONE & TELEGRAPH
Inventor： TAYLOR EDMUND R , TAYLOR CHARLES C , WADSWORTH PAUL W
IPC: H04W84/02
CPC classification number: H04W84/02 , Y10T24/4709
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