Difference between revisions of "Patent FR-1910-417989"
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AvionHerbert (talk | contribs) (Concentric biplane with contrary movements, actually a helicopter, featuring two counter-rotating blades, or sets of blades) |
AvionHerbert (talk | contribs) (Édouard-Jean Bigourdan{{FRpatentsources|417989A}} none and related to aircraft) |
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=== Sources === | === Sources === | ||
− | + | {{FRpatentsources|417989A}} | |
* Inventor location: Montguyon, [[département]] [[Charente-Inférieure]], France | * Inventor location: Montguyon, [[département]] [[Charente-Inférieure]], France | ||
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|Original title=Biplan concentrique à mouvements contraires | |Original title=Biplan concentrique à mouvements contraires | ||
|English title=Concentric biplane with contrary movements, actually a helicopter, featuring two counter-rotating blades, or sets of blades | |English title=Concentric biplane with contrary movements, actually a helicopter, featuring two counter-rotating blades, or sets of blades | ||
− | |Tech field=design; helicopter | + | |Tech field=design; helicopter; HTA |
|Filing date=1910/06/25 | |Filing date=1910/06/25 | ||
|Application number=417989D | |Application number=417989D | ||
Line 24: | Line 24: | ||
|Granted=Yes | |Granted=Yes | ||
|Publication date=1910/11/28 | |Publication date=1910/11/28 | ||
− | |Related to aircraft= | + | |Related to aircraft=1 |
+ | |Patent agent=None | ||
|National tech categories=FR 6.4 | |National tech categories=FR 6.4 | ||
|IPCs=IPC B64C11/00 | |IPCs=IPC B64C11/00 |
Revision as of 08:26, 28 March 2024
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
- Inventor location: Montguyon, département Charente-Inférieure, France
Patent family descending from Patent FR-1910-417989
- Patent FR-1910-417989 (English title: Concentric biplane with contrary movements, actually a helicopter, featuring two counter-rotating blades, or sets of blades, National tech categories: FR 6.4)
- Patent FR-1910-417989.13504 (English title: Concentric biplane with contrary movements, actually a helicopter, featuring two counter-rotating blades, or sets of blades, Supplementary to patent: Patent FR-1910-417989, National tech categories: FR 6.4)
- Patent FR-1911-417989.14395 (English title: Concentric biplane with contrary movements, actually a helicopter, featuring two counter-rotating blades, or sets of blades, Supplementary to patent: Patent FR-1910-417989, National tech categories: FR 6.4)
- Patent GB-1911-14926 (English title: Improvements relating to Helicopter Flying-machines, Supplementary to patent: Patent FR-1910-417989)
- Patent GB-1912-13882 (English title: Improvements relating to Helicopter Flying Machines, Supplementary to patent: Patent GB-1911-14926 • Patent FR-1910-417989)
Year filed | 1910 |
---|---|
Year granted | 1910 |
Office | FR |
Patent number | 417989 |
Inventors | Édouard-Jean Bigourdan |
Inventor country | FR |
Applicant person | Édouard-Jean Bigourdan |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | Yes |
Original title | Biplan concentrique à mouvements contraires |
English title | Concentric biplane with contrary movements, actually a helicopter, featuring two counter-rotating blades, or sets of blades |
Tech fields | design, helicopter, HTA |
Filing date | 1910/06/25 |
Full specification filed date | |
Application number | 417989D |
Grant date | 1910/09/16 |
Granted? | Yes |
Publication date | 1910/11/28 |
Supplementary to patent | |
Related to aircraft? | 1 |
Serial number | |
Patent agent | None |
Assigned to | |
National tech categories | FR 6.4 |
IPCs | IPC B64C11/00 |
CPCs | CPC B64C11/005 |
Family year | 1910 |
First filing? | Yes |
Cites these patents | |
Citations from after 1930 | |
Application ID | 19236929 |
INPADOC family ID | 5198345 |
Number of text pages | 2 |
Number of diagram pages | 1 |
Number of figures | 5 |
Number of claims | 1 |