Economic management information recording equipment

The utility model relates to the technical field of information recording equipment. The utility model further discloses economic management information recording equipment. A damping rotating shaft is arranged on the back surface of the input equipment body; a fastening clamp is arranged at the out...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: LIU GENGXIN, LI LANZHU, LIU LIAN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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