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Priority claimed from DE19671596468external-prioritypatent/DE1596468C3/de
Application filed by Schuller Gmbh GlaswerkfiledCriticalSchuller Gmbh Glaswerk
Publication of FI47756BpublicationCriticalpatent/FI47756B/fi
Application grantedgrantedCritical
Publication of FI47756CpublicationCriticalpatent/FI47756C/fi