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Priority claimed from JP6244067Aexternal-prioritypatent/JPS467018B1/ja
Priority claimed from JP8215667Aexternal-prioritypatent/JPS4940659B1/ja
Application filed by Yoshida Kogyo KkfiledCriticalYoshida Kogyo Kk
Application grantedgrantedCritical
Publication of FI51298BpublicationCriticalpatent/FI51298B/fi
Publication of FI51298CpublicationCriticalpatent/FI51298C/fi