Patent FR-1912-449486
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Sources
- Original patent document and bibliography entry on espacenet
- Inventor location: département Charente-Inférieure, France
Patent family descending from Patent FR-1912-449486
- Patent FR-1912-449486 (English title: Aerial vehicle, National tech categories: FR 6.4)
- Patent GB-1913-23471 (English title: Improvements in Aerial Vehicles, Supplementary to patent: Patent FR-1912-449486)
- Patent US-1913-1147294 (English title: Aerial vehicle, Supplementary to patent: Patent FR-1912-449486, National tech categories: USPC 244/35R • USPC 244/6)
Year filed | 1912 |
---|---|
Year granted | 1912 |
Office | FR |
Patent number | 449486 |
Inventors | Édouard-Jean Bigourdan, Alexis Beurrier |
Inventor country | FR |
Applicant person | Édouard-Jean Bigourdan, Alexis Beurrier |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | Yes |
Original title | Véhicule aérien |
English title | Aerial vehicle |
Tech fields | helicopter |
Filing date | 1912/10/16 |
Full specification filed date | |
Application number | 449486D |
Grant date | 1912/12/24 |
Granted? | Yes |
Publication date | 1913/02/27 |
Supplementary to patent | |
Related to aircraft? | Yes |
Serial number | |
Patent agent | de Bongé |
Assigned to | |
National tech categories | FR 6.4 |
IPCs | IPC B64C27/04 |
CPCs | CPC B64C29/0025, CPC B64C2700/6281, CPC B64C39/06 |
Family year | 1912 |
First filing? | Yes |
Cites these patents | |
Citations from after 1930 | |
Application ID | 19267754 |
INPADOC family ID | 5337157 |
Number of text pages | 4 |
Number of diagram pages | 2 |
Number of figures | 5 |
Number of claims | 1 |