Patent FR-1918-498796
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- Supplementary to patent of GB 1917 Feb 09
- Inventor location (imputed):
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
Year filed | 1918 |
---|---|
Year granted | 1920 |
Office | FR |
Patent number | 498796 |
Inventors | Serge Vincent De Bolotoff |
Inventor country | GB |
Applicant person | Serge Vincent De Bolotoff |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | 1 |
Original title | Perfectionnements aux surfaces planes des hydroplanes |
English title | Improvements to the flat surfaces of hydroplanes |
Tech fields | |
Filing date | 1918-02-05 |
Full specification filed date | |
Application number | 498796D |
Grant date | 1919-10-31 |
Granted? | 1 |
Publication date | 1920-01-22 |
Supplementary to patent | |
Related to aircraft? | |
Serial number | |
Patent agent | |
Assigned to | |
National tech categories | FR 6.4 |
IPCs | |
CPCs | CPC B64F2700/6288, CPC B64C35/00 |
Family year | 1918 |
First filing? | 0 |
Cites these patents | |
Citations from after 1930 | |
Application ID | 19315878 |
INPADOC family ID | 5378859 |
Number of text pages | |
Number of diagram pages | |
Number of figures | |
Number of claims |