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Individual
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Individual
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Priority to ES0086611UpriorityCriticalpatent/ES86611Y/en
Publication of ES86611UpublicationCriticalpatent/ES86611U/en
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Publication of ES86611YpublicationCriticalpatent/ES86611Y/en
An audio advertisement projector, characterized by being constituted by a chassis or frame of elongated shape and triangular section, on the inside of which is mounted a hollow cylinder of transparent material divided into zones of different colors, and concentric to it an electric lamp. (Machine-translation by Google Translate, not legally binding)