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Application filed by Aktiebolaget Nordiska ArmaturfabrikernafiledCriticalAktiebolaget Nordiska Armaturfabrikerna
Priority to IS81ApriorityCriticalpatent/IS53B6/is
Publication of IS81A7publicationCriticalpatent/IS81A7/is
Publication of IS53B6publicationCriticalpatent/IS53B6/is