Oval cross section metal tube producing device and producing method
A Standard patent application filed on 25 July 2003 credited to Miyoshi, Sigetomi
;
Maeda, Yuji
;
Yamaguchi, Takahiro
Details
Application number :
2003255157
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Oval cross section metal tube producing device and producing method