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Application filed by Alois TesarfiledCriticalAlois Tesar
Priority to CS319474ApriorityCriticalpatent/CS173027B1/cs
Publication of CS173027B1publicationCriticalpatent/CS173027B1/cs
CS319474A1974-05-031974-05-03Wiring diagram of local information system concerning place of application or state of persons and technical equipments
CS173027B1
(en)