Difference between revisions of "Patent FR-1919-491223.20842"
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m (Econterms moved page Patent FR-1916-20842 to Patent FR-1919-20842 without leaving a redirect: use grant year) |
AvionHerbert (talk | contribs) m (AvionHerbert moved page Patent FR-1919-20842 to Patent FR-1919-491223.20842) |
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Revision as of 11:35, 30 December 2018
This is a cert d' addition.
Sources
- espacenet entry
- Patent doc at espacenet
| Year filed | 1916 |
|---|---|
| Year granted | 1919 |
| Office | FR |
| Patent number | 20842 |
| Inventors | Jean-Marie-Stephen Graf |
| Inventor country | FR |
| Applicant person | Jean-Marie-Stephen Graf |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Hydroaéroplane incapotable |
| English title | hydroplane |
| Tech fields | hydroplane |
| Filing date | December 13, 1916 |
| Full specification filed date | |
| Application number | 20842D |
| Grant date | July 22, 1919 |
| Granted? | Yes |
| Publication date | |
| Supplementary to patent | Patent FR-1919-491223 |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64C17/00 |
| CPCs | CPC B64C17/00, CPC B64C2700/6212 |
| Family year | 1915 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 18731905 |
| INPADOC family ID | 5202823 |
| Number of text pages | 2 |
| Number of diagram pages | |
| Number of figures | |
| Number of claims | 2 |
