Austria
Prezentat acum: Austria - Timbre poştale (1850 - 2024) - 1 timbre.
1999
The 100th Anniversary of the Austrian Patent Office - 1899-1999
16. Aprilie WM: Niciunul Marimea foii: 50 Design: K. Pach/W. Pfeiler Perforare: 13¾
![[The 100th Anniversary of the Austrian Patent Office - 1899-1999, Tip BRN]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Austria/Postage-stamps/BRN-s.jpg)
