Patent FR-1896-255717
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See also Patent GB-1896-9129, a full scan of which is available online. Presumably they are the same. They are described as for balloons not aeroplanes.
Sources
- [1]
- [2]
- seems not to be on espacenet; it should be here at some point: Original patent document and bibliography entry on espacenet
| Year filed | |
|---|---|
| Year granted | 1896 |
| Office | FR |
| Patent number | 255717 |
| Inventors | Rudolph Kosch |
| Inventor country | US |
| Applicant person | Rudolph Kosch |
| Applicant firm | |
| Applicant type | |
| Applicant is inventor? | 1 |
| Original title | Hélice de soulèvement pour appareils de vol aérien |
| English title | Lifting propeller for aircraft |
| Tech fields | propulsion, helicopter |
| Filing date | |
| Full specification filed date | |
| Application number | |
| Grant date | 1896-04-21 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | Nauhardt |
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| Family year | 1896 |
| First filing? | |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
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