Patent FR-1871-89224E
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Inventor location:
| Year filed | |
|---|---|
| Year granted | 1871 |
| Office | FR |
| Patent number | 89224E |
| Inventors | Hacker |
| Inventor country | |
| Applicant person | Hacker |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Disposition de propulseurs à hélices |
| English title | Blade propeller arrangement |
| Tech fields | propellers, propulsion |
| Filing date | |
| Full specification filed date | |
| Application number | |
| Grant date | March 27, 1871 |
| Granted? | Yes |
| Publication date | |
| Supplementary to patent | Patent FR--89224 |
| Related to aircraft? | Yes |
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| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
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