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Priority to JP6213389UpriorityCriticalpatent/JPH0630890Y2/ja
Publication of JPH032012UpublicationCriticalpatent/JPH032012U/ja
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Publication of JPH0630890Y2publicationCriticalpatent/JPH0630890Y2/ja
Coupling purlin consisting of two or more wooden beams adjoining and overlapping each other longitudinally, as well as fastening element for joining two overlapping end areas of wooden beams for use as a coupling purlin