International Patent Documents Service
| Code du document | PCT/TCO/SS/II/3 |
| Réunion(s) connexe(s) | PCT/TCO/SS/II |
| Date de publication | 5 avril 1972 |
| English | International Patent Documents Service Report by the International Bureau |
| Code du document | PCT/TCO/SS/II/3 |
| Réunion(s) connexe(s) | PCT/TCO/SS/II |
| Date de publication | 5 avril 1972 |
| English | International Patent Documents Service Report by the International Bureau |