Patent DE-1918-320985
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Cf. Patent DE-1918-320732 concerning the propeller hub.
Sources
- espacenet
- Inventor location: Neukölln
| Year filed | 1918 |
|---|---|
| Year granted | 1920 |
| Office | DE |
| Patent number | 320985 |
| Inventors | Christian Lorenzen |
| Inventor country | GB |
| Applicant person | Christian Lorenzen |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Holzflügelbefestigung für Propeller mit Metallnabe |
| English title | Attachment to wooden wing for propeller with metal hub |
| Tech fields | propeller, wing |
| Filing date | 1918/01/13 |
| Full specification filed date | |
| Application number | 320985D |
| Grant date | 1920/05/07 |
| Granted? | Yes |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | DE 77h.6 |
| IPCs | |
| CPCs | CPC B64C11/04 |
| Family year | 1918 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 10612704 |
| INPADOC family ID | 10058030 |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 2 |
| Number of claims |
