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Priority claimed from US395214Aexternal-prioritypatent/US3912455A/en
Application filed by Lichtenstein Eric StefanfiledCriticalLichtenstein Eric Stefan
Priority claimed from IE1772/74Aexternal-prioritypatent/IE40006B1/en
Publication of IE40007LpublicationCriticalpatent/IE40007L/en
Publication of IE40007B1publicationCriticalpatent/IE40007B1/en