sound (for film projection)

CN309709761SActive Publication Date: 2025-12-30柴亮
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Patent Information

Application Number
CN202530342223.5
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-06-14
Publication Date
2025-12-30
Estimated Expiration
2040-06-14

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Abstract

1. Name of the designed product: sound (for movie projection). 2. Use of the designed product: the designed product is used for sound of movie projection. 3. Design points of the designed product: in shape. 4. Picture or photo showing the design points: perspective view 1.
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