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synchronous telegraphenempfaenger for positive and negative gleichstromimpulse in which to restore during the ueberrtragung too strong gedaempfter impetus impetus of einheitdauer and of variable polaritaet oertlich produced by impulsrelais
synchronous telegraphenempfaenger for positive and negative gleichstromimpulse in which to restore during the ueberrtragung too strong gedaempfter impetus impetus of einheitdauer and of variable polaritaet oertlich produced by impulsrelais