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Priority claimed from DESCH23704Uexternal-prioritypatent/DE1781491U/de
Priority claimed from DESCH25423Aexternal-prioritypatent/DE1168291B/de
Application filed by Scholl Werke GmbhfiledCriticalScholl Werke Gmbh
Publication of BE580140ApublicationCriticalpatent/BE580140A/fr