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Priority to DD19032175ApriorityCriticalpatent/DD122887B1/de
Publication of DD122887A1publicationCriticalpatent/DD122887A1/xx
Publication of DD122887B1publicationCriticalpatent/DD122887B1/de
DD19032175A1975-12-191975-12-19Nichtuebertragungssymmetrisches im durchlass- und sperrbereich angepasstes filter fuer die hoechstfrequenztechnik
DD122887B1
(de)