Patent certificate for design of loudspeaker

Design patent certificate of loudspeaker

Certificate No.: 4714610




 design name: 
 profile (1)

Designer: Wu Lianbao; Yang Wei: Patent No.: ZL 2017 3 0189643. X

Patent application date: May 19, 2017

Date: patentee: Shenzhen Jiachen Technology Co., Ltd

Address: Block B and C, floor 5, building C, Fenda science and Technology Creative Park, Sanwei, Xixiang, Bao'an District, Shenzhen, Guangdong Province

Date of authorization announcement: June 26, 2018

Authorized Announcement No.: cn 304700409