One-policeman warning device in guard duty of policemen

The utility model discloses a one-policeman warning device in the guard duty of a policeman. The device comprises a lampshade, a battery power system and a fixing device, wherein a luminous tube is arranged in the lampshade; the interior of the luminous tube is filled with gas that can give off red...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: FANG SHOUHONG, FANG MENGYAO
Format: Patent
Sprache:chi ; eng
Schlagworte:
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