Loose-leaf notebook (pen insert, beautiful back, 360-degree page turning)

Abstract

1. Name of this design product: Loose-leaf notebook (pen insert, beautiful back, 360-degree page turning). 2. Purpose of this design: A notebook for recording or writing. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design points: Combined state diagram 1. 5. Other situations requiring explanation: Component 1 is a notebook, and component 2 is a pen. 6. Other matters requiring explanation: Parts A and B of this design are made of transparent material.

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