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Priority claimed from CH1189/89Aexternal-prioritypatent/CH678701A5/de
Application filed by Stopinc AgfiledCriticalStopinc Ag
Application grantedgrantedCritical
Publication of ATE83415T1publicationCriticalpatent/ATE83415T1/en
AT90903373T1989-03-311990-02-07
SLIDING CLOSURE ON THE SPOUT OF A VESSEL CONTAINING PARTICULARLY METAL METAL AND RELATED REFRACTORY CLOSING PARTS.
ATE83415T1
(en)