Technology Stamp Thematic on WOPA+
Technology
| UN Crypto Stamps (3 Offices) |
| Issued: 24.11.2020 |
| ›United Nations |
| UN Crypto Stamps (New York) |
| Issued: 24.11.2020 |
| ›United Nations |
| UN Crypto Stamps (Geneva) |
| Issued: 24.11.2020 |
| ›United Nations |
| UN Crypto Stamps (Vienna) |
| Issued: 24.11.2020 |
| ›United Nations |
| Stamp Day – Croatian Post Crypto Stamp |
| Issued: 09.09.2020 |
| ›Croatia |
| 150 Years Since the First Submarine Cable in Portugal |
| Issued: 27.08.2020 |
| ›Portugal |
| Medical And Industrial Tubing |
| Issued: 05.06.2020 |
| ›Aland Islands |
| Centenary of Riga State Technical School |
| Issued: 10.01.2020 |
| ›Latvia |
| World Congress on Information Technology in Yerevan |
| Issued: 07.10.2019 |
| ›Armenia |
| ITU Telecom World |
| Issued: 02.09.2019 |
| ›Hungary |
| British Engineering |
| Issued: 02.05.2019 |
| ›Great Britain |
| Sustainable Energy |
| Issued: 30.11.2018 |
| ›Aruba |
| International Telecommunication Union Conference |
| Issued: 21.11.2018 |
| ›Kyrgyzstan KP |
| Stamp Day |
| Issued: 18.09.2018 |
| ›Luxembourg |
| Tallinn University of Technology 100 |
| Issued: 17.09.2018 |
| ›Estonia |
| Latvia`s first satelite Venta-1 |
| Issued: 09.10.2017 |
| ›Latvia |
| Invention and Innovation – Dr John C Taylor OBE |
| Issued: 16.09.2017 |
| ›Isle of Man |
| Star Wars - 40 years |
| Issued: 25.08.2017 |
| ›Portugal |
| Portuguese Textile Industry |
| Issued: 17.06.2017 |
| ›Portugal |
| Károly Simonyi was born 100 years ago |
| Issued: 05.10.2016 |
| ›Hungary |
| 55th Anniversary of the First Space Flight |
| Issued: 14.05.2016 |
| ›Kyrgyzstan KP |
| Croatian Inventions |
| Issued: 27.04.2016 |
| ›Croatia |