Patent GB-1909-30344
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" [Convention date]. Void. [Published under Section 91 of the Act.] Aerial machines without aerostats; planes, arrangement and construction of; steering; propelling. The supporting-planes of an aerial machine are divided centrally and pivoted on vertical or nearly vertical axes about which the planes can be adjusted for balancing and steering laterally, or for varying the supporting effect of the planes."
- B64C3/40 Varying angle of sweep
- Inventor location: rue de Candolle, 16, Geneva; Engineer
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
- Neilson, 1910, Aeroplane Patents, p79
- Original patent document and bibliography entry on espacenet
- on google patents
| Year filed | 1909 |
|---|---|
| Year granted | 1909 |
| Office | GB |
| Patent number | 30344 |
| Inventors | Léon Dufour |
| Inventor country | CH |
| Inventor location | |
| Applicant person | Léon Dufour |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Improvements in and relating to Aeroplanes |
| English title | Improvements in and relating to Aeroplanes |
| Tech fields | |
| Filing date | 1909-12-28 |
| Full specification filed date | |
| Application number | 190930344D |
| Grant date | |
| Granted? | 0 |
| Publication date | |
| Supplementary to patent | Patent FR-1908-398190 |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | Haseltine, Lake & Co. |
| Assigned to | |
| National tech categories | |
| IPCs | IPC B64C3/40 |
| CPCs | CPC B64C3/40 |
| Family year | 1908 |
| First filing? | 0 |
| Cites these patents | |
| Citations from after 1930 | 1 |
| Application ID | 23592917 |
| INPADOC family ID | 11086655 |
| Number of text pages | 4 |
| Number of diagram pages | 1 |
| Number of figures | 4 |
| Number of claims | 1 |
