Patent FR-1920-509911.23253
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This is an addition to Patent FR-1920-509911, which brevet was filed 1920-02-13.
Sources
- Original patent document and bibliography entry on espacenet
- Inventor location: département Seine, France
The original document actually gives the reduced names Robert Desmons and François Denhaut, and ends with “Denhaut et Desmons”, in almost something of a corporate manner. We are inclined to think these are Robert-Jules-Marie-Antoine Desmons and François-Victor Denhaut.
| Year filed | 1920 |
|---|---|
| Year granted | 1921 |
| Office | FR |
| Patent number | 23253 |
| Inventors | Robert-Jules-Marie-Antoine Desmons, François-Victor Denhaut |
| Inventor country | FR |
| Applicant person | Robert-Jules-Marie-Antoine Desmons, François-Victor Denhaut |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Aéromoteur |
| English title | Aero-motor |
| Tech fields | airplane, motors |
| Filing date | 1920-07-10 |
| Full specification filed date | |
| Application number | |
| Grant date | 1921-05-21 |
| Granted? | 1 |
| Publication date | 1921-11-02 |
| Supplementary to patent | Patent FR-1920-509911 |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | FR 5.8 |
| IPCs | IPC F03D3/06 |
| CPCs | CPC F03D3/067, CPC F05B2260/72, CPC Y02E10/74 |
| Family year | 1920 |
| First filing? | |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 2 |
| Number of claims | 1 |
