On October 27 is celebrated as Flag Day in Greece. Here is an patent for an artificial wind producing flag pole assembly for providing airflow in windless conditions.
Patent Information
Publication number: US7017510 B1
Patent Title: Artificial wind producing flag pole assembly
Publication type: Grant
Application number: US 10/808,080
Publication date: Mar 28, 2006
Filing date: Mar 24, 2004
Priority date: Mar 27, 2003
Inventors: Baskaran C. Nair
Original Assignee: Nair Baskaran C