Portable display device
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Description
Claims
The ornamental design for a portable display device, as shown and described.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D817326
Type: Grant
Filed: Jun 29, 2015
Date of Patent: May 8, 2018
Assignee: TRONXYZ TECHNOLOGY CO., LTD. (Shenzhen)
Inventors: Zhirong Zeng (Shenzhen), Qi Ban (Shenzhen)
Primary Examiner: Barbara Fox
Assistant Examiner: Dana K Weiland
Application Number: 29/531,766
Type: Grant
Filed: Jun 29, 2015
Date of Patent: May 8, 2018
Assignee: TRONXYZ TECHNOLOGY CO., LTD. (Shenzhen)
Inventors: Zhirong Zeng (Shenzhen), Qi Ban (Shenzhen)
Primary Examiner: Barbara Fox
Assistant Examiner: Dana K Weiland
Application Number: 29/531,766
Classifications