Convenience drawing board for fine arts

The utility model relates to a drawing board especially relates to a convenience drawing board for fine arts. The to -be -solved technical problem of the utility model is to provide a convenience drawing board for fine arts that portable can reduce the drawing board occupied area effectively. In ord...

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Bibliographische Detailangaben
1. Verfasser: CAO SHOUJUN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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