An Improved Method for Displaying Posters, Pictures, Notices or similar Matter

17,511. Johnson, A. G. Kent-. July 28. Reel and web apparatus. - Relates to apparatus for displaying pictures, notices, in which a number of parallel rollers are supported in endless tracks, a display-blind being attached to each roller and to a lath, carried by a preceding roller, and means being p...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	ARTHUR GEORGE KENT-JOHNSTON
Format:	Patent
Sprache:	eng
Schlagworte:	ADVERTISING CRYPTOGRAPHY DISPLAY DISPLAYING EDUCATION LABELS OR NAME-PLATES PHYSICS SEALS SIGNS
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