Open-closed sign structure

An open-closed sign structure fabricated and assembled from a pair of like sign body sections arranged back to back to form a sign body and having an area spaced apart between them, the sign body carrying a sign face visible from either side, wherein a shutter consisting of a pair of like shutter se...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	RELLINGER, MICHAEL
Format:	Patent
Sprache:	eng
Schlagworte:	ADVERTISING CRYPTOGRAPHY DISPLAY DISPLAYING EDUCATION LABELS OR NAME-PLATES PHYSICS SEALS SIGNS
Online-Zugang:	Volltext bestellen
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