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公开(公告)号:US3168445A
公开(公告)日:1965-02-02
申请号:US19748562
申请日:1962-05-24
Applicant: SIEMENS AG
Inventor: ALBERT ZIEGLER , GERD PETERSEN
公开(公告)号:US3168445A
公开(公告)日:1965-02-02
申请号:US19748562
申请日:1962-05-24
Applicant: SIEMENS AG
Inventor: ALBERT ZIEGLER , GERD PETERSEN