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Application filedfiledCritical
Priority to JP1977093675UpriorityCriticalpatent/JPS5626782Y2/ja
Priority to GB4426077Aprioritypatent/GB1558353A/en
Publication of JPS5420787UpublicationCriticalpatent/JPS5420787U/ja
Priority to HK31280Aprioritypatent/HK31280A/xx
Application grantedgrantedCritical
Publication of JPS5626782Y2publicationCriticalpatent/JPS5626782Y2/ja