Proposals to Amend PCT Rules 53 and 66.1
| رمز الوثيقة | PCT/CAL/IV PART II/9 |
| الاجتماعات ذات الصلة | PCT/CAL/IV PART II |
| تاريخ النشر | 11 مارس 1991 |
| English | Proposals to Amend PCT Rules 53 and 66.1 by the Institute of Inventions and Rationalizations of Bulgaria |