Patent FR-1918-21638
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- Inventor location: département Seine, France
- parent patent is dated 8-27-1918
- Applicant firm: Les Etablissements Poulenc frères
Patent family descending from Patent FR-1918-504973
- Patent FR-1918-504973 (English title: Plaster for aircraft wings, National tech categories: FR 6.4)
- Patent FR-1918-21638 (English title: Plaster for aircraft wings, Supplementary to patent: Patent FR-1918-504973, National tech categories: FR 6.4)
Sources
- Original patent document and bibliography entry on espacenet
| Year filed | 1918 |
|---|---|
| Year granted | 1918 |
| Office | FR |
| Patent number | 21638 |
| Inventors | Leon Péchiney |
| Inventor country | FR |
| Applicant person | Leon Péchiney |
| Applicant firm | Poulenc frères |
| Applicant type | COMPANY+INDIV |
| Applicant is inventor? | 0 |
| Original title | Enduit pour ailes d'avions |
| English title | Plaster for aircraft wings |
| Tech fields | construction, wings |
| Filing date | 1918-12-23 |
| Full specification filed date | |
| Application number | 21638D |
| Grant date | 1920-08-20 |
| Granted? | 1 |
| Publication date | 1921-01-10 |
| Supplementary to patent | Patent FR-1918-504973 |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | B. Fouquet |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64C3/26 |
| CPCs | CPC B64C3/26 |
| Family year | 1918 |
| First filing? | 0 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 18732688 |
| INPADOC family ID | 10244075 |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 0 |
| Number of claims | 1 |
