Patent FR-1902-319999
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Sources
- Original patent document and bibliography entry on espacenet
- Inventor location:
| Year filed | 1902 |
|---|---|
| Year granted | 1902 |
| Office | FR |
| Patent number | 319999 |
| Inventors | Lehmann |
| Inventor country | FR |
| Applicant person | Lehmann |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Perfectionnements dans les appareils d'aviation |
| English title | improvements brought to aviation apparatus |
| Tech fields | ascension, lift, propulsion, propeller, wings, construction, balloon |
| Filing date | March 27, 1902 |
| Full specification filed date | |
| Application number | 319999D |
| Grant date | August 28, 1902 |
| Granted? | Yes |
| Publication date | November 6, 1902 |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | FR 6.3 |
| IPCs | IPC B64C3/14 |
| CPCs | CPC B64C3/14 |
| Family year | 1902 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 19141637 |
| INPADOC family ID | 5231584 |
| Number of text pages | 4 |
| Number of diagram pages | 9 |
| Number of figures | 15 |
| Number of claims | 6 |
