Multi-functional staff pen

The utility model relates to a multi-functional staff pen. The pen consists of a first eraser, a second eraser, a first staff pen, a second staff pen, a third staff pen, a fourth staff pen, a fifth staff pen, screws, a fixing band, a first pan flute pipe, a second pan flute pipe, a third pan flute p...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: WANG JIA, GU DAJUN, DONG ZHUWEN, HUANG MINJIAO, LIU YING, MOU QIAO, PIAO JINGZHE
Format: Patent
Sprache:chi ; eng
Schlagworte:
Online-Zugang:Volltext bestellen
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