Difference between revisions of "Patent FR-1911-431579"
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| Line 28: | Line 28: | ||
|Patent agent=Rigot et Prévost | |Patent agent=Rigot et Prévost | ||
|Assigned to= | |Assigned to= | ||
| − | |National tech categories=FR 6. | + | |National tech categories=FR 6.4 |
|IPCs=IPC B64C17/00 | |IPCs=IPC B64C17/00 | ||
|CPCs=CPC B64C17/00; CPC B64C2700/6212 | |CPCs=CPC B64C17/00; CPC B64C2700/6212 | ||
Latest revision as of 01:31, 28 March 2024
- Tech class: CPC B64C17/00: Aircraft stabilisation not otherwise provided for
- Inventor location:
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
| Year filed | 1911 |
|---|---|
| Year granted | 1911 |
| Office | FR |
| Patent number | 431579 |
| Inventors | Henri-Marie-Edmond de Perthuis |
| Inventor country | FR |
| Applicant person | Henri-Marie-Edmond de Perthuis |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Dispositif de stabilité automatique pour aéroplanes |
| English title | Automatic stability device for airplanes |
| Tech fields | automatic stability |
| Filing date | 1911-06-24 |
| Full specification filed date | |
| Application number | 431579D |
| Grant date | 1911-09-16 |
| Granted? | 1 |
| Publication date | 1911-11-14 |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | Rigot et Prévost |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64C17/00 |
| CPCs | CPC B64C17/00, CPC B64C2700/6212 |
| Family year | 1911 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | 0 |
| Application ID | 19250230 |
| INPADOC family ID | 5322286 |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 4 |
| Number of claims | 2 |
