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公开(公告)号：US3206607A
公开(公告)日：1965-09-14
申请号：US13755861
申请日：1961-09-12
Applicant: BAIRD ATOMIC INC
Inventor： WILLIAM VAUGHAN , FITZMAURICE JOHN A
IPC: G06K9/74
CPC classification number: G06K9/74
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