The World Association for the Development of Philately (WADP) and the Universal Postal Union (UPU) jointly conceived and developed the WADP Numbering System - WNS, which was launched on 1 January 2002.

HU003.04

Country / Post Hungary
Date of Issue 4 February 2004
Primary theme Science & Technology
Subject Famous Hungarians - Segner János András
Width 35.0 mm
Height 40.0 mm
Denomination 80 HUF
Number in set 3 (show set)
Layout/Format sheet of 50
Perforations 13.2 by 13
Stamp issuing authority Hungarian Post Office Limited
Printer Allami Nyomda Rt
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