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Application filedfiledCritical
Priority to JP5907582UpriorityCriticalpatent/JPS58160863U/ja
Priority to AU89364/82Aprioritypatent/AU553540B2/en
Priority to GB08229829Aprioritypatent/GB2112887B/en
Priority to US06/435,891prioritypatent/US4492411A/en
Priority to DE3239856Aprioritypatent/DE3239856C2/de
Publication of JPS58160863UpublicationCriticalpatent/JPS58160863U/ja
Application grantedgrantedCritical
Publication of JPH0144381Y2publicationCriticalpatent/JPH0144381Y2/ja
