Patent Assignment
Reel/Frame 048970/0576
Assignment of Assignor's Interest
Recorded: 2019-04-23
Pages: 3
Assignor
ZHANG, HUICHUN
Executed: 2019-04-19
Assignee
GREENTECH ENVIRONMENTAL CO., LTD.
2F, REWARD BUILDING C, WANGJING,, CHAOYANG DISTRICT, BEIJING, 100102, CHINA
Covered Property
(1)
Vertical Pressurized Immersion Membrane Filtration System