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Filing date
Publication date
Application filedfiledCritical
Priority to JP1328775UpriorityCriticalpatent/JPS5438150Y2/ja
Priority to US05/633,220prioritypatent/US3996929A/en
Priority to DE19752552924prioritypatent/DE2552924B2/de
Priority to GB49308/75Aprioritypatent/GB1535054A/en
Publication of JPS5194586UpublicationCriticalpatent/JPS5194586U/ja
Priority to HK584/79Aprioritypatent/HK58479A/xx
Application grantedgrantedCritical
Publication of JPS5438150Y2publicationCriticalpatent/JPS5438150Y2/ja