Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP4459079Aexternal-prioritypatent/JPS55136298A/en
Priority claimed from AT0349279Aexternal-prioritypatent/AT372092B/en
Application filed by Toyo Jozo KkfiledCriticalToyo Jozo Kk
Priority to AT325083ApriorityCriticalpatent/AT377266B/en
Publication of ATA325083ApublicationCriticalpatent/ATA325083A/en
Application grantedgrantedCritical
Publication of AT377266BpublicationCriticalpatent/AT377266B/en