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SCHALTUNG ZUR MESSUNG NIEDRIGER FREQUENZEN, INSBESONDERE ZUR ANWENDUNG IN EINEM KARDIOTACHOMETER

申请公布号:DE1791171(B2)

申请号:DE19681791171

申请日期:1968.09.26

申请公布日期:1977.05.05

分类号:A61B5/024;G01R23/02;(IPC1-7):G01R23/09

主分类号:A61B5/024

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