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Priority claimed from DES27647Uexternal-prioritypatent/DE1774636U/en
Priority claimed from DE1958S0027774external-prioritypatent/DE1778634U/en
Application filed by Forly S P R L EtsfiledCriticalForly S P R L Ets
Application grantedgrantedCritical
Publication of BE594908QpublicationCriticalpatent/BE594908Q/en