Patent FR-1908-398190
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Garbled title on espacenet. didn't report it year. Source data error
- Tech class: CPC B64C3/40: Varying angle of sweep
- Inventor location: Suisse
Patent family descending from Patent FR-1908-398190
- Patent FR-1908-398190 (English title: Improvements in the construction of new airplanes, National tech categories: FR 6.4)
- Patent GB-1909-30344 (English title: Improvements in and relating to Aeroplanes, Supplementary to patent: Patent FR-1908-398190)
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
| Year filed | 1908 |
|---|---|
| Year granted | 1909 |
| Office | FR |
| Patent number | 398190 |
| Inventors | Léon Dufour |
| Inventor country | CH |
| Applicant person | Léon Dufour |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Perfectionnements dans la construction des aéroplanes |
| English title | Improvements in the construction of new airplanes |
| Tech fields | construction |
| Filing date | 1908-12-28 |
| Full specification filed date | |
| Application number | 398190D |
| Grant date | 1909-03-16 |
| Granted? | 1 |
| Publication date | 1909-05-28 |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | G. de Mestral et F. Harlé |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64C3/40 |
| CPCs | CPC B64C3/40 |
| Family year | 1908 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | 0 |
| Application ID | 19217568 |
| INPADOC family ID | 5296018 |
| Number of text pages | 4 |
| Number of diagram pages | 1 |
| Number of figures | 4 |
| Number of claims | 1 |
