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公开(公告)号：US2974272A
公开(公告)日：1961-03-07
申请号：US72970858
申请日：1958-04-21
Applicant: AGENCY IND SCIENCE TECHN
Inventor： KATSUHIKO NODA , KAZUO KUROKAWA
IPC: G05B5/01
CPC classification number: G05B5/01
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