Tri-Ergon
Настоящее имя: Tri-Ergon
German Shellac label.
Tri-Ergon Photo-Electro-Records by Tri-Ergon Musik AG Berlin, Germany, a subsidiary of Tri-Ergon Aktiengesellschaft (Tri-Ergon AG) Zürich, Switzerland, which had patented the Tri-Ergon sound-on-film system. Matrices were licensed to Colorit.