Patent FR-1916-491807
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- Patent agent: Mlle. L. Leymarie, being noted, as a rare female
- Inventor location: the United States
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
| Year filed | 1916 |
|---|---|
| Year granted | 1919 |
| Office | FR |
| Patent number | 491807 |
| Inventors | James Jesse Jackson |
| Inventor country | US |
| Inventor location | |
| Applicant person | James Jesse Jackson |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Machine volante à propulseurs élévateurs découpés en spirale |
| English title | Flying machine with spiral cut propellers |
| Tech fields | propellers, propulsion, HTA, helicopter, ascension |
| Filing date | 1916/04/19 |
| Full specification filed date | |
| Application number | 491807D |
| Grant date | 1919/02/17 |
| Granted? | Yes |
| Publication date | 1919/06/19 |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | Mlle. L. Leymarie |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64C27/04 |
| CPCs | CPC B64C2700/6281, CPC B64C27/12 |
| Family year | 1916 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 19309028 |
| INPADOC family ID | 5372800 |
| Number of text pages | 3 |
| Number of diagram pages | 2 |
| Number of figures | 18 |
| Number of claims | 1 |
