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| Personalities Ján Bahýµ |
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Catalogue Number: Stamp Design: Stamp Engraving: Date of Issue: Printing: Print Technology: Print Run: |
63 Igor Piačka Bohumil ©neider April 20,1995 Postal Stationery Printing House, Prague, Czech Republic Rotary-recess printing combined with recess printing 1,055,000 |
| FDC Design: | Igor Piačka |
| FDC Engraving: | Bohumil ©neider |
| Cancellation Design: | Igor Piačka |
| Printing: | Postal Stationery Printing House, Prague, Czech Republic |
| Print Technology: | Recess printing from flat plates |
| FDC Print Run: | 10,000 |
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Ján Bahýµ (25.5.1856 Zvolenská Slatina - 13.3.1916 Bratislava) was an inventor working with flying machines. He was responsible for 17 inventions, including a petrol-engined helicopter and an airtrubine baloon. After completing elementary education he trained as a draughtsman at the State School in Banská ©tiavnica and graduated from the military academy in Vienna. He was an officer in the Austro-Hungarian army and its chief construction engineer and specialist in building military fortifications. He worked in Bratislava, Lvov, Cracow, Dubrovnik and elsewhere. From 1892 onwards he conducted tests with a helicopter prototype of his own construction. On 13th August, 1895 his helicopter design was patented. It was 6,5 m long, weighed 50 kg. and hovered 50 cm above the ground. In 1903 Bahýµ´s helicopter reached a height of 1˝ metres above the ground and four years later, four metres. On 15th June, 1905 it was registred by the International Aviation Organisation. |
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