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Application filed by Bahco AbfiledCriticalBahco Ab
Priority to BE599157ApriorityCriticalpatent/BE599157A/en
Publication of BE599157ApublicationCriticalpatent/BE599157A/en
BE599157A1961-01-171961-01-17
Installation for exterior doors and similar openings, used to prevent the entry of outside air by means of an air curtain
BE599157A
(en)