JUDGMENT OF THE COURT of 19 September 1995 in Case C-48/94 (reference for a preliminary ruling from the Sø- og Handelsretten, Copenhagen): Ledernes Hovedorganisation, acting on behalf of Ole Rygaard v. Dansk Arbejdsgiverforening, acting on behalf of Strø Mølle Akustik A/S (Interpretation of Article 1 (1) of Directive 77/187/EEC - Transfer of an undertaking - Contract between two contractors for the completion of works made with the consent of the awarder of the main building contract)