Roller blind
The dash-dot broken lines illustrated boundaries of the enlarged portions and do not form part of the claimed design.
Claims
The ornamental design for a roller blind, as shown and described.
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Type: Grant
Filed: Aug 18, 2020
Date of Patent: Jan 18, 2022
Inventor: Qi Li (Zhejiang)
Primary Examiner: Kevin K Rudzinski
Assistant Examiner: Clare Ann Gannon
Application Number: 29/746,802