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Application filed by Ганчо РайновfiledCriticalГанчо Райнов
Priority to BG104926ApriorityCriticalpatent/BG104926A/en
Publication of BG104926ApublicationCriticalpatent/BG104926A/en
The panel is designed for building into the frame of a door or a window casing, or in walls of buildings. It has heat insulation properties and decorative functions. It consists of a hollow transparent two-wall glass pane (1) of compact edges (2) and intermediate space (3) formed between the internal surfaces of the two walls, in which air and mobile liquid colour film (4) are partially fitted. In the upper and lower edges of the panel a number of symmetrically positioned holes (5, 6) are formed, interconnecting the intermediate space (3) and independent external flexible air (8) or liquid (10) pipelines. 2 claims, 4 figures