Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
G09B29/00—Maps; Plans; Charts; Diagrams, e.g. route diagram
G09B29/06—Maps; Plans; Charts; Diagrams, e.g. route diagram of belt form, e.g. endless belt
Vorrichtung zur Vorfuehrung von Reklameplakaten im Kreislauf, die nacheinander durchdrehbare Schneckenspindeln nach hinten befoerdert, darauf angehoben, gewendet und selbsttaetig in die Schaulage zurueckgebracht werden