Display device and blank therefor

A display device is provided which comprises a support portion and an integral display portion constructed in such a manner that the portions are relatively movable, through a periscoping action of the display portion, between a planar configuration of the device wherein the display portion is subst...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	IRVING MORTON KOLTZ, RONALD P BURTCH
Format:	Patent
Sprache:	eng
Schlagworte:	ADVERTISING CRYPTOGRAPHY DISPLAY DISPLAYING EDUCATION LABELS OR NAME-PLATES PHYSICS SEALS SIGNS
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