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Priority claimed from GB838330197Aexternal-prioritypatent/GB8330197D0/en
Priority claimed from GB838332023Aexternal-prioritypatent/GB8332023D0/en
Application filed by Akzo NvfiledCriticalAkzo Nv
Priority claimed from EP19840201634external-prioritypatent/EP0146159B1/en
Application grantedgrantedCritical
Publication of ATE31926T1publicationCriticalpatent/ATE31926T1/en