Afternoon nap auxiliary device convenient to adjust

According to the technical scheme, the afternoon nap auxiliary device convenient to adjust is characterized in that the afternoon nap auxiliary device comprises an afternoon nap auxiliary structure, the afternoon nap auxiliary structure comprises a bottom plate, the outer surface of the bottom plate...

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Bibliographische Detailangaben
1. Verfasser: SHEN QIHAO
Format: Patent
Sprache:chi ; eng
Schlagworte:
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