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Priority claimed from NL7904778Aexternal-prioritypatent/NL169949B/xx
Priority claimed from NL8001202Aexternal-prioritypatent/NL8001202A/nl
Application filed by Tieleman B.V.filedCriticalTieleman B.V.
Priority claimed from EP80200714Aexternal-prioritypatent/EP0021553B2/de
Application grantedgrantedCritical
Publication of ATE11625T1publicationCriticalpatent/ATE11625T1/de