Patent LU-1901-4297
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Source
| Year filed | 1901 |
|---|---|
| Year granted | 1901 |
| Office | LU |
| Patent number | 4297 |
| Inventors | Maurice Léger |
| Inventor country | Monaco |
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| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | «Hélicoptère» ou appareil volant dirigeable plus lourd que l'air, mû par des hélices / Lenkbarer Flugapparat, der schwerer wie die Luft ist und mittels Schrauben getrieben wird |
| English title | "Helicopter" or steerable heavier-than-air flying machine powered by propellers |
| Tech fields | helicopter, heavier-than-air, navigation, propeller, propulsion |
| Filing date | 1901-02-029 |
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| Granted? | 1 |
| Publication date | 1903-03-16 |
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| Related to aircraft? | 1 |
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