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Priority claimed from JP17997884Aexternal-prioritypatent/JPS6157503A/en
Priority claimed from JP27252984Aexternal-prioritypatent/JPS61151111A/en
Priority claimed from JP27678984Aexternal-prioritypatent/JPS61152627A/en
Application filed by Kao CorpfiledCriticalKao Corp
Priority claimed from EP85110580Aexternal-prioritypatent/EP0173259B1/en
Application grantedgrantedCritical
Publication of ATE69158T1publicationCriticalpatent/ATE69158T1/en