Difference between revisions of "Patent DE-1897-112506"
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Refers to prior DE patents [[Patent DE-1893-71903]] (Wellner) and [[Patent DE-1892-73603]] (Koch) | Refers to prior DE patents [[Patent DE-1893-71903]] (Wellner) and [[Patent DE-1892-73603]] (Koch) | ||
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|Family year=1897 | |Family year=1897 | ||
|First filing=No | |First filing=No | ||
| + | |Cites these patents=Patent DE-1893-71903; Patent DE-1892-73603 | ||
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Latest revision as of 01:40, 17 January 2022
Paddle-wheel propeller; curved scooping blades with straight mobile elements on the end.
Inventor location: Berlin
Refers to prior DE patents Patent DE-1893-71903 (Wellner) and Patent DE-1892-73603 (Koch)
Patents which are supplementary to this one
- Patent DE-1898-116287 (English title: Wheel with movable paddles for air- and water-craft, Filing date: 1898-12-02)
Sources
- Lilienthal museum patents
- IAM 1900, p. 139
- Original patent document and Bibliographic info at DPMA
- Original patent document and bibliography entry at espacenet
| Year filed | 1897 |
|---|---|
| Year granted | |
| Office | DE |
| Patent number | 112506 |
| Inventors | Paul Nipkow |
| Inventor country | DE |
| Applicant person | |
| Applicant firm | |
| Applicant type | |
| Applicant is inventor? | Yes |
| Original title | Rad mit beweglichen Schaufeln für Luft- und Wasserfahrzeuge |
| English title | Wheel with movable shovels for air- and water-craft |
| Tech fields | propulsion, marine, propeller |
| Filing date | September 14, 1897 |
| Full specification filed date | |
| Application number | |
| Grant date | |
| Granted? | Yes |
| Publication date | 1900 |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | |
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| National tech categories | |
| IPCs | |
| CPCs | |
| Family year | 1897 |
| First filing? | No |
| Cites these patents | Patent DE-1893-71903, Patent DE-1892-73603 |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
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