Water filter and a method of water purification, backwashing and rinsing
A Standard patent application filed on 19 November 2003 credited to Chaw, Ah Chong
;
Chaw, Chee Kien
;
Chaw, Yoke Peng
;
Chaw, Yoke Ling
;
Chaw, Chee Woh
Details
Application number :
2003276817
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Water filter and a method of water purification, backwashing and rinsing