Patent FR-1911-419996
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Based on the diagrams in the two patents, this appears to be a child of Patent GB-1909-20606. Patent GB-1909-20607 has the same date but different diagrams.
Patent family descending from Patent GB-1909-20606
- Patent GB-1909-20606 (English title: Improvements in aeronautical apparatus, Filing date: 1909-09-03)
- Patent FR-1911-419996 (English title: Device for extending the surfaces of aerial machines, Supplementary to patent: Patent GB-1909-20606, Filing date: 1910-09-02, National tech categories: FR 6.4)
- Inventor location:
Sources
- Original patent document and bibliography entry on espacenet
| Year filed | 1910 |
|---|---|
| Year granted | 1910 |
| Office | FR |
| Patent number | 419996 |
| Inventors | Lewis Thomas Godfrey Evans |
| Inventor country | GB |
| Inventor location | |
| Applicant person | Lewis Thomas Godfrey Evans |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Dispositif d'extension des surfaces des machines aériennes |
| English title | Device for extending the surfaces of aerial machines |
| Tech fields | airfoils, shape, wings |
| Filing date | 1910-09-02 |
| Full specification filed date | |
| Application number | 419996D |
| Grant date | 1910-11-10 |
| Granted? | 1 |
| Publication date | 1911-01-19 |
| Supplementary to patent | Patent GB-1909-20606 |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | Matray frères et Cie |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64C21/02 |
| CPCs | CPC Y02T50/166, CPC B64C21/02 |
| Family year | 1910 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 19238896 |
| INPADOC family ID | 5312543 |
| Number of text pages | 3 |
| Number of diagram pages | 1 |
| Number of figures | 8 |
| Number of claims | 11 |
