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Application filed by E BayerfiledCriticalE Bayer
Priority to ZA703676ApriorityCriticalpatent/ZA703676B/en
Priority to US00182316Aprioritypatent/US3783246A/en
Priority to GB4417871Aprioritypatent/GB1371503A/en
Priority to DE19712148010prioritypatent/DE2148010A1/en
Priority to FR7135041Aprioritypatent/FR2108689A5/fr
Priority to JP7547171Aprioritypatent/JPS5420817B1/ja
Publication of ZA703676BpublicationCriticalpatent/ZA703676B/en