Patent BE-1906-12-18 Émile Dupont
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This patent has been inferred by way of a direct reference to its being filed in Belgium 1906-12-18. Said reference is found on the original of Patent FR-1907-380581. All data here, other than said filing date, is inferred as quite likely. We need to find the actual data within the RdBdI.
Sources
- Original of patent making reference hereto
- Inventor location: Belgium
Patent family descending from Patent BE-1906-12-18 Émile Dupont
- Patent BE-1906-12-18 Émile Dupont (English title: Two-propeller helicopter or airplane, Filing date: 1906-12-18, National tech categories: BE K)
- Patent FR-1907-380581 (English title: Two-propeller helicopter or airplane, Supplementary to patent: Patent BE-1906-12-18 Émile Dupont, Filing date: 1907-08-06, National tech categories: FR 6.4)
| Year filed | 1906 |
|---|---|
| Year granted | 1907 |
| Office | BE |
| Patent number | 380581 |
| Inventors | Émile Dupont |
| Inventor country | BE |
| Inventor location | |
| Applicant person | Émile Dupont |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Hélicoptère ou aéroplane à deux hélices |
| English title | Two-propeller helicopter or airplane |
| Tech fields | Propellers, Propulsion, Airplane, Helicopter |
| Filing date | 1906-12-18 |
| Full specification filed date | |
| Application number | |
| Grant date | |
| Granted? | Yes |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | BE K |
| IPCs | |
| CPCs | |
| Family year | 1906 |
| First filing? | Yes |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 5 |
| Number of diagram pages | 3 |
| Number of figures | 31 |
| Number of claims | 8 |
