Legal status (The legal status 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 status listed.)
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DAY SHENQ TONG
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DAY SHENQ TONG
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Application filed by DAY SHENQ TONGfiledCriticalDAY SHENQ TONG
Priority claimed from EP91115521Aexternal-prioritypatent/EP0531572B1/en
Application grantedgrantedCritical
Publication of DE69107073D1publicationCriticalpatent/DE69107073D1/en