一种可旋转式课桌椅
Release time:2023-10
Hits:
- Affilication of Author(s):
- 机电学院
- Disigner of the Invention:
- 史冬岩
- Type of Patent:
- 发明
- Application Number:
- 201310047851.7
- Service Invention or Not:
- no
- Application Date:
- 2013-02
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