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公开(公告)号:US3343381A
公开(公告)日:1967-09-26
申请号:US50399065
申请日:1965-10-23
Applicant: ULTRASONA AG
Inventor: CHRISTIAN ANDERSEN HANS
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公开(公告)号:US3416881A
公开(公告)日:1968-12-17
申请号:US49350965
申请日:1965-10-06
Applicant: ULTRASONA AG
Inventor: RENE NORDMANN
IPC: D06B21/00 , D06B3/10 , D06B13/00 , D06C7/02 , D06C21/00 , D06M10/02 , D06M11/11 , D06M11/38 , D06M11/55 , D06M13/08 , D06M13/127 , D06M13/144 , D06M13/152 , D06M13/392 , D06M13/432
CPC classification number: D06M13/432 , D06B3/10 , D06B13/00 , D06B2700/09 , D06C7/02 , D06C21/00 , D06M10/02 , D06M11/11 , D06M11/38 , D06M11/55 , D06M13/08 , D06M13/127 , D06M13/144 , D06M13/152 , D06M13/392
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