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Priority claimed from JP5429279Aexternal-prioritypatent/JPS5823217B2/ja
Priority claimed from JP3317380Aexternal-prioritypatent/JPS56129162A/ja
Application filed by Rengo Co LtdfiledCriticalRengo Co Ltd
Priority to AT422183ApriorityCriticalpatent/AT390227B/de
Publication of ATA231280ApublicationCriticalpatent/ATA231280A/de
Application grantedgrantedCritical
Publication of AT376173BpublicationCriticalpatent/AT376173B/de