Patent FR-1910-422218
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This original document make priority date reference to a German patent filed 1909-11-06 and to its addition filed 1910-07-13.
- Inventor location: Germany
Sources
- Original patent document and bibliography entry on espacenet
- Patent FR422218A on google patents
| Year filed | 1910 |
|---|---|
| Year granted | 1911 |
| Office | FR |
| Patent number | 422218 |
| Inventors | Ludwig Sommer |
| Inventor country | DE |
| Inventor location | |
| Applicant person | Ludwig Sommer |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Appareil d'aviation |
| English title | Aerial apparatus |
| Tech fields | ornithopter, flapping |
| Filing date | 1910/11/05 |
| Full specification filed date | |
| Application number | 422218D |
| Grant date | 1911/01/13 |
| Granted? | Yes |
| Publication date | 1911/03/16 |
| Supplementary to patent | Patent DE-1909-11-06 Ludwig Sommer, Patent DE-1910-07-13 Ludwig Sommer |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | E.-S. Becker |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64C39/00 |
| CPCs | CPC B64C39/003 |
| Family year | 1910 |
| First filing? | Yes |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 19241072 |
| INPADOC family ID | 5314392 |
| Number of text pages | 4 |
| Number of diagram pages | 1 |
| Number of figures | 16 |
| Number of claims | 2 |
