E04C 2/18

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
6061985 Plate-shaped fire-resistant element in a sandwich constructionFeb 18, 99May 16, 00Wilhelmi Werke Aktiengesellschaft
5729936 Prefab fiber building constructionOct 03, 95Mar 24, 98Not available
4241555 Composite panel structure and method of manufactureMay 30, 78Dec 30, 80Radva Plastics Corporation