US D907,594 S
Zefeng Chen, Ningbo (CN)
Filed by Ningbo C.F Electronic Tech Co., Ltd, Ningbo (CN)
Filed on Jun. 6, 2019, as Appl. No. 29/693,911.
Term of patent 15 Years
LOC (13) Cl. 13 - 03
U.S. Cl. D13—184  [D13/160]
OG exemplary drawing
The ornamental design for an electrolyzer, as shown and described.