The 1999 Issue of Nomination for Meritorius Inventions in R.O.C. :
The 1999 Issue of Nomination for Meritorius Inventions in R.O.C. : The Ninth National Invention Exhibition
- 114 S. : zahlr. Ill.
Kongress
Patentwesen
Erfinder
Taipei 1999
Kongress
Patentwesen
Erfinder
Taipei 1999