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Priority to JP6942068ApriorityCriticalpatent/JPS4832883B1/ja
Priority to DE19681814074prioritypatent/DE1814074A1/de
Priority to BE725298Dprioritypatent/BE725298A/xx
Priority to GB5923268Aprioritypatent/GB1223310A/en
Priority to RO5850268Aprioritypatent/RO55147A/ro
Priority to NL6817988Aprioritypatent/NL6817988A/xx
Publication of JPS4832883B1publicationCriticalpatent/JPS4832883B1/ja