Electric heating apparatus and pipe lining method using same
A Standard patent application filed on 20 March 2008 credited to Xu, Guochun
;
Shimizu, Kazuki
;
Arii, Yoshitaka
;
Ookubo, Takashi
;
Kamiyama, Takao
Details
Application number :
2008201330
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Electric heating apparatus and pipe lining method using same