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公开(公告)号:US3154755A
公开(公告)日:1964-10-27
申请号:US17871962
申请日:1962-03-09
Applicant: TELEFUNKEN PATENT
Inventor: ROLF WEGENER
IPC: H03H7/38
CPC classification number: H03H7/383
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公开(公告)号:DE1286081B
公开(公告)日:1969-01-02
申请号:DET0026536
申请日:1964-07-08
Applicant: TELEFUNKEN PATENT
Inventor: ROLF WEGENER , WERNER HEITEFUSS
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