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公开(公告)号：US3176079A
公开(公告)日：1965-03-30
申请号：US9781261
申请日：1961-03-23
Applicant: GEN DYNAMICS CORP
Inventor： BATIN THOMAS R , BROWN WILBERT C , PHARIS WILLIAM W
IPC: H04Q3/00
CPC classification number: H04Q3/0016
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