Smoke and gas detector
Description
Claims
The ornamental design for a smoke and gas detector, as shown and described.
Referenced Cited
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Patent History
Patent number: D974209
Type: Grant
Filed: May 10, 2021
Date of Patent: Jan 3, 2023
Assignee: HANGZHOU EZVIZ SOFTWARE CO., LTD. (Hangzhou)
Inventors: Chongkun Huang (Hangzhou), Jiayin Song (Hangzhou), Weike Zhu (Hangzhou)
Primary Examiner: George D. Kirschbaum
Assistant Examiner: Lillian Windham
Application Number: 29/782,884
Type: Grant
Filed: May 10, 2021
Date of Patent: Jan 3, 2023
Assignee: HANGZHOU EZVIZ SOFTWARE CO., LTD. (Hangzhou)
Inventors: Chongkun Huang (Hangzhou), Jiayin Song (Hangzhou), Weike Zhu (Hangzhou)
Primary Examiner: George D. Kirschbaum
Assistant Examiner: Lillian Windham
Application Number: 29/782,884
Classifications
Current U.S. Class:
Round (D10/106.5)