Emergency power supply
Description
Claims
The ornamental design for an emergency power supply, as shown.
Referenced Cited
Patent History
Patent number: D821314
Type: Grant
Filed: Jun 26, 2017
Date of Patent: Jun 26, 2018
Inventors: Zhaolin Yang (Zhejiang Province), Jianrong Zhou (Zhejiang Province), Jun Wang (Zhejiang Province), Shilin Wang (Zhejiang Province), Weijun Pan (Zhejiang Province)
Primary Examiner: Daniel Bui
Application Number: 29/608,731
Type: Grant
Filed: Jun 26, 2017
Date of Patent: Jun 26, 2018
Inventors: Zhaolin Yang (Zhejiang Province), Jianrong Zhou (Zhejiang Province), Jun Wang (Zhejiang Province), Shilin Wang (Zhejiang Province), Weijun Pan (Zhejiang Province)
Primary Examiner: Daniel Bui
Application Number: 29/608,731
Classifications
Current U.S. Class:
Transformer, Rectifier Or Casing Therefor (3) (D13/110)