White noise sound machine
Description
The broken lines illustrate portions of the white noise sound machine and form no part of the claimed design.
Claims
The ornamental design for a white noise sound machine, as shown and described.
Referenced Cited
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Patent History
Patent number: D815150
Type: Grant
Filed: Nov 30, 2017
Date of Patent: Apr 10, 2018
Assignee: MPOW TECHNOLOGY CO., LIMITED (Hong Kong)
Inventor: Zaihui Hu (Shenzhen)
Primary Examiner: Prabhakar Deshmukh
Application Number: 29/628,025
Type: Grant
Filed: Nov 30, 2017
Date of Patent: Apr 10, 2018
Assignee: MPOW TECHNOLOGY CO., LIMITED (Hong Kong)
Inventor: Zaihui Hu (Shenzhen)
Primary Examiner: Prabhakar Deshmukh
Application Number: 29/628,025
Classifications