Patent bureau, 100th anniversary (Austria 1999)

01 January (Austria ) within release 14th congress of Austrian Trade Union goes into circulation Stamp Patent bureau, 100th anniversary face value 7 Austrian schilling

Stamp Patent bureau, 100th anniversary in catalogues
Michel:	Mi:AT 2276
Yvert et Tellier:	Yt:AT 2106

Stamp is vertical format.

Also in the issue 14th congress of Austrian Trade Union:

• Stamp - Grazer Opera, 100th anniversary face value 6.50;
• Stamp - 14th congress of Austrian Trade Union face value 6.50;
• Stamp - Patent bureau, 100th anniversary face value 7;
• Stamp - Schönbrunn Palace face value 13;
• Stamp - Jenschke, Karl face value 7;