Magnetic optical disc

CN309646167SActive Publication Date: 2025-12-02XUZHOU GOLDEN KEY SCI & EDUCATION EQUIP CO LTD
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Patent Information

Application Number
CN202530407635.2
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-07-11
Publication Date
2025-12-02
Estimated Expiration
2040-07-11

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Abstract

1. Name of the product in this design: Magnetic optical disk. 2. Purpose of this design: For use in optical experiment demonstrations during physics teaching. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key features: the front view. 5. This design is a thin product, so the left view is omitted; this design is a thin product, so the right view is omitted; this design is a thin product, so the top view is omitted; this design is a thin product, so the bottom view is omitted. 6. Other situations requiring explanation: The black part shown in the rear view of this design is made of soft magnetic material.
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