Portable data line

The utility model discloses a portable data line, which comprises a main circular ring, a movable shaft is rotatably connected inside the main circular ring, the front end of the movable shaft is fixedly connected with a knob, the outer side of the movable shaft is provided with a transmission mecha...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: ZHENG YI, LIU YUANGAO, XIA JUNCHENG, QI SHUCHU
Format: Patent
Sprache:chi ; eng
Schlagworte:
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