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Application filed by Siemens AgfiledCriticalSiemens Ag
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Publication of AT188796BpublicationCriticalpatent/AT188796B/de
AT188796D1954-07-291954-07-29Elektrisches Meßgerät mit S-förmiger Skalencharakteristik, insbesondere elektroakustischer Aussteuerungsmesser
AT188796B
(de)