Patent NO-1912-22129
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- Inventor location: Fridenau v Berlin ; Weissensee v Berlin
Sources
- Norsk Patenter Registers
- espacenet
| Year filed | |
|---|---|
| Year granted | 1912 |
| Office | NO |
| Patent number | 22129 |
| Inventors | Richard Wilcke, Albert Graff |
| Inventor country | DE, DE |
| Applicant person | |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | |
| Original title | Propeller for luftskibe |
| English title | Airship propeller |
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| Granted? | 1 |
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| Related to aircraft? | 1 |
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| Family year | 1912 |
| First filing? | |
| Cites these patents | |
| Citations from after 1930 | |
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