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Priority claimed from SE8903732Aexternal-prioritypatent/SE8903732L/xx
Priority claimed from SE9002941Aexternal-prioritypatent/SE502251C2/sv
Priority claimed from PCT/SE1990/000726external-prioritypatent/WO1991007557A1/en
Application filed by Legalett Svenska AbfiledCriticalLegalett Svenska Ab
Publication of NO921819D0publicationCriticalpatent/NO921819D0/no
Publication of NO921819LpublicationCriticalpatent/NO921819L/no
Suspended floor structure incorporating ducted warm air heating - comprises troughed metal sheeting with corrugated sheet attached to right angles to distribute heated air within floor space