Batten for noise-reducing hollow building unit, and hollow building unit
The invention relates to a batten provided with slits for a noise-reducing hollow building unit, and a two-leaf hollow building unit, in which the two leaves are connected by resilient battens.
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Format: | Patent |
Sprache: | eng ; ger |
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Zusammenfassung: | The invention relates to a batten provided with slits for a noise-reducing hollow building unit, and a two-leaf hollow building unit, in which the two leaves are connected by resilient battens. |
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