Compression coil spring device having discontinuous support structure
A Standard patent application filed on 25 November 2002 credited to Umezawa, Masahiro
;
Hamano, Toshio
;
Kato, Tomotake
;
Ueda, Masanao
Details
Application number :
2002349711
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Compression coil spring device having discontinuous support structure