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Priority claimed from CH1121874Aexternal-prioritypatent/CH589543A5/en
Priority claimed from CH1521774Aexternal-prioritypatent/CH582099A5/en
Application filed by Albert OrbristfiledCriticalAlbert Orbrist
Priority claimed from IE1780/75Aexternal-prioritypatent/IE43439B1/en
Publication of IE43440LpublicationCriticalpatent/IE43440L/en
Publication of IE43440B1publicationCriticalpatent/IE43440B1/en