Observations on the Guidelines on the Presentation and Execution of Drawings under the Patent Cooperation Treaty (PCT)
| رمز الوثيقة | PCT/WG/GPD/I/4 |
| الاجتماعات ذات الصلة | PCT/WG/GPD/I |
| تاريخ النشر | 21 يناير 1977 |
| English | Observations on the Guidelines on the Presentation and Execution of Drawings under the Patent Cooperation Treaty (PCT) |