Electric expansion extension rod
Latest Gudsen Technology Co., Ltd Patents:
Claims
The ornamental design for an electric expansion extension rod, as shown and described.
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Type: Grant
Filed: Jun 26, 2019
Date of Patent: Nov 24, 2020
Assignee: Gudsen Technology Co., Ltd (Shenzhen)
Inventor: Junwen Ding (Guangdong)
Primary Examiner: Vy N Koenig
Application Number: 29/696,328