Developments During the Period February 1971 – October 1972
| 文件编号 | PCT/TCO/II/2 |
| 相关会议 | PCT/TCO/II |
| 发布日期 | 1972年7月21日 |
| English | Developments During the Period February 1971 – October 1972 Report prepared by the International Bureau |
| 文件编号 | PCT/TCO/II/2 |
| 相关会议 | PCT/TCO/II |
| 发布日期 | 1972年7月21日 |
| English | Developments During the Period February 1971 – October 1972 Report prepared by the International Bureau |