Patent FR-1912-444960
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Sources
- Aéro-Manuel 1914
- Original patent document and bibliography entry on espacenet
- Inventor location: Germany
Patent family descending from Patent FR-1912-444960
- Patent FR-1912-444960 (English title: Device serving to assure aeroplane equilibrium, National tech categories: FR 6.4)
- Patent FR-1912-444960.16083 (English title: Device used to ensure the balance of airplanes, Supplementary to patent: Patent FR-1912-444960, National tech categories: FR 6.4)
Year filed | 1912 |
---|---|
Year granted | 1912 |
Office | FR |
Patent number | 444960 |
Inventors | Walter Borchardt, Marianne Burkhardt |
Inventor country | DE |
Applicant person | Walter Borchardt, Marianne Burkhardt |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | 1 |
Original title | Dispositif servant à assurer l'équilibre des aéroplanes |
English title | Device serving to assure aeroplane equilibrium |
Tech fields | airplane, stability, equilibrium |
Filing date | 1912-03-20 |
Full specification filed date | |
Application number | 444960D |
Grant date | 1912-08-22 |
Granted? | 1 |
Publication date | 1912-10-30 |
Supplementary to patent | |
Related to aircraft? | 1 |
Serial number | |
Patent agent | Wattier |
Assigned to | |
National tech categories | FR 6.4 |
IPCs | IPC B64C1/00, IPC B64C17/00 |
CPCs | CPC B64C1/00, CPC B64C17/00, CPC B64C2700/6218 |
Family year | 1912 |
First filing? | 1 |
Cites these patents | |
Citations from after 1930 | |
Application ID | 19263336 |
INPADOC family ID | 5199919 |
Number of text pages | 2 |
Number of diagram pages | 1 |
Number of figures | 3 |
Number of claims | 1 |