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| Brejtfus Enterprises Designer and manufacturer of artistic sound panels for movie theaters and auditoriums. | |
| Decoustics Manufacturer of custom acoustical ceiling and wall products and owned by Ecophon AB. | ||
| ShowBiz Enterprises New York and Los Angeles based supplier specializing in the manufacturing, sales and rental of theatrical drapery. | ||
| DeClercq's Theatrical Specialties Company offers fabrication and installation of theater draperies, theater rigging maintenance, screen cleaning , rigging hardware and motors, acoustical wall treatment systems, sound installations and drapery design. | ||
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