Patent FR-1916-492376
Jump to navigation
Jump to search
- Teech class CPC B64C11/205 Constructional features for protecting blades, e.g. coating
- Inventor location:
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
Year filed | 1916 |
---|---|
Year granted | 1919 |
Office | FR |
Patent number | 492376 |
Inventors | Louis Paulhan, Henri-Joseph-Léon-Marie de la Chevardière de la Grandville |
Inventor country | FR |
Inventor location | |
Applicant person | Louis Paulhan, Henri-Joseph-Léon-Marie de la Chevardière de la Grandville |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | 1 |
Original title | Perfectionnements apportés aux hélices, telles, notamment, que celles pour engins de navigation aérienne |
English title | Improvements made to propellers, such as, in particular, those for air navigation devices |
Tech fields | |
Filing date | 1916-09-11 |
Full specification filed date | |
Application number | 492376D |
Grant date | 1919-03-18 |
Granted? | 1 |
Publication date | 1919-07-05 |
Supplementary to patent | |
Related to aircraft? | 1 |
Serial number | |
Patent agent | Paul Blum |
Assigned to | |
National tech categories | FR 6.4 |
IPCs | IPC B64C11/20 |
CPCs | CPC B64C11/205 |
Family year | 1916 |
First filing? | 1 |
Cites these patents | |
Citations from after 1930 | 0 |
Application ID | 19309589 |
INPADOC family ID | 5373234 |
Number of text pages | 2 |
Number of diagram pages | 0 |
Number of figures | 0 |
Number of claims | 1 |