1982
Šveits
Praegu kuvatakse: Šveits - WIPO (1982 - 1985) - 1 margid.
1985
Activities of World Intellectual Property Organization - Inscription "ORGANISATION MONDIALE DE LA PROPRIÉTE INTELLECTUELLE"
10. september WM: mitte ükski Disain: Roland Hirter. perforatsioon: 11¾
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