Suspended door curtain advertising board

The utility model provides a suspension type door curtain billboard, which relates to the technical field of billboards and comprises a wind-up roller, a square groove is arranged on the surface of the wind-up roller, a first square rod is clamped in the square groove, the surface of the first squar...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	DU LINJIANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADVERTISING CRYPTOGRAPHY DISPLAY DISPLAYING EDUCATION LABELS OR NAME-PLATES PHYSICS SEALS SIGNS
Online-Zugang:	Volltext bestellen
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