Patent LU-1908-7674
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| Year filed | 1908 |
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| Year granted | 1908 |
| Office | LU |
| Patent number | 7674 |
| Inventors | Oscar Heeren |
| Inventor country | FR |
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| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Perfectionnements aux aéroplanes / Verbesserungen an Luftfahrzeugen |
| English title | Airplane |
| Tech fields | airplane |
| Filing date | 1908-11-30 |
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| Granted? | 1 |
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| Supplementary to patent | Patent FR-1908-385999 |
| Related to aircraft? | 1 |
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