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Priority to BE782891ApriorityCriticalpatent/BE782891A/en
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E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
E04B9/04—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation comprising slabs, panels, sheets or the like
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BE782891A1972-05-021972-05-02
USE OF PANEL-SHAPED INSULATING BALLS FOR FAKE ATTACHMENTS, FOR FIRE FIGHTING AND FOR ACOUSTIC AND THERMAL INSULATION.
BE782891A
(en)