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Application filed by Disa Elektronik Dansk Ind SyndfiledCriticalDisa Elektronik Dansk Ind Synd
Priority to DK42658ApriorityCriticalpatent/DK88535C/da
Application grantedgrantedCritical
Publication of DK88535CpublicationCriticalpatent/DK88535C/da
DK42658A1958-02-071958-02-07Kobling til måling af vekselspændingers frekvens og spændingsimpulsers hyppighed, samt tachometer med en sådan kobling.
DK88535C
(da)