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Application filed by Arturo PeregofiledCriticalArturo Perego
Publication of CH39316ApublicationCriticalpatent/CH39316A/de
CH39316A1907-02-201907-02-20Enrichtung zur Eliminierung elektrostatischer Induktion in Telephon-, Telegraphen- und Signalübertragungslinien
CH39316A
(de)