Functiional paper used in heat exchanger of ventilator
A Standard patent application filed on 04 December 2003 credited to Kim, Chul-Hwan
;
Shin, Soo-Yeon
;
Lee, Seonghwan
;
Cho, Min-Chul
Details
Application number :
2003284709
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Functiional paper used in heat exchanger of ventilator