The double-D symbol is a registered trademark of Dolby Laboratories.
双D标志是杜比实验室的注册商标。
Dolby and the double-D symbol are registered trademarks of Dolby Laboratories.
和双d标志是杜比实验室的注册商标。
The double-D symbol is a registered trademark of Dolby Laboratories. The headphone logo is a trademark of Dolby Laboratories.
双d标志是杜比实验室的注册商标。耳机标志是杜比实验室的商标。
Dolby Laboratories and its subsidiaries currently hold nearly 1800 patents. We have nearly 970 trademark registrations throughout the world.
杜比实验室和其子公司拥有近1800个专利，并在全球获得了近970商标注册。
Dolby Laboratories and its subsidiaries currently hold nearly 1800 patents. We have nearly 970 trademark registrations throughout the world.
杜比实验室和其子公司拥有近1800个专利，并在全球获得了近970商标注册。
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