Special data arrangement and classification device for senior high school students

The utility model relates to the technical field of classification devices, in particular to a special data arrangement and classification device for senior high school students, which comprises a box body and an opening mechanism, the opening mechanism is mounted on one side in the box body and com...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WEI XULING, XIA ZIYAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BOOKBINDING FILE CARDS FILES FILING APPLIANCES INDEXING PERFORMING OPERATIONS SHEETS TEMPORARILY ATTACHED TOGETHER SPECIAL PRINTED MATTER TRANSPORTING
Online-Zugang:	Volltext bestellen
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