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Priority claimed from JP03305275Aexternal-prioritypatent/JP3113343B2/ja
Priority claimed from JP03305274Aexternal-prioritypatent/JP3133800B2/ja
Priority claimed from FI924771Aexternal-prioritypatent/FI103333B/sv
Application filed by Sumitomo Rubber IndfiledCriticalSumitomo Rubber Ind
Publication of FI971153A0publicationCriticalpatent/FI971153A0/sv
Publication of FI971153ApublicationCriticalpatent/FI971153A/sv
Application grantedgrantedCritical
Publication of FI109006BpublicationCriticalpatent/FI109006B/sv