Two surface material layers door plant structure

The utility model discloses a two surface material layers door plant structure, it includes: the rectangle bare board, it has first plane, second plane, first side and second side, and the second side is equipped with the notch, forms first flange and second flange between its and first plane and th...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: CHEN KUANGYI
Format: Patent
Sprache:chi ; eng
Schlagworte:
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