Electronic ballast
Latest QINGDAO MEFINE ELECTRONICS TECHNOLOGY CO., LTD. Patents:
Description
Claims
The ornamental design for an electronic ballast, as shown and described.
Referenced Cited
Patent History
Patent number: D766825
Type: Grant
Filed: Apr 7, 2015
Date of Patent: Sep 20, 2016
Assignee: QINGDAO MEFINE ELECTRONICS TECHNOLOGY CO., LTD. (Qingdao)
Inventors: Yongshan Li (Qingdao), Renjie Zhang (Qingdao), Xin Yang (Qingdao)
Primary Examiner: Derrick Holland
Application Number: 29/523,234
Type: Grant
Filed: Apr 7, 2015
Date of Patent: Sep 20, 2016
Assignee: QINGDAO MEFINE ELECTRONICS TECHNOLOGY CO., LTD. (Qingdao)
Inventors: Yongshan Li (Qingdao), Renjie Zhang (Qingdao), Xin Yang (Qingdao)
Primary Examiner: Derrick Holland
Application Number: 29/523,234
Classifications
Current U.S. Class:
Transformer, Rectifier Or Casing Therefor (3) (D13/110)