G09F 11/20
Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position the display elements being carried by belts, chains, or the like other than endless the elements being in the form of stiff flaps, boards, cards or the like
Classification Type
Parent Classification
Official Website
Find more entities like G09F 11/20
Use the Golden Query Tool to find similar entities by any field in the Knowledge Graph, including industry, location, and more.
