Patent DE-1914-330543
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- This patent appears to have gone through a procedural delay between application and granting, which we suppose may have been related to World War I. example
- Supplementary to Patent GB-1913-22557
- Inventor location: London
Sources
- Original patent document and Bibliographic info at DPMA
- Original patent document and bibliography entry at espacenet
| Year filed | 1914 |
|---|---|
| Year granted | 1920 |
| Office | DE |
| Patent number | 330543 |
| Inventors | Arthur Alexander Dashwood Lang |
| Inventor country | GB |
| Applicant person | Arthur Alexander Dashwood Lang |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Aus Holz bestehender Propeller fuer Luftfahrzeuge mit einer elektrolytisch aufgebrachten Metallverkleidung der Fluegelenden |
| English title | Wooden aircraft propeller with electrolytically-applied metal cladding on the wing tips |
| Tech fields | aerial propeller, wood, coating |
| Filing date | May 29, 1914 |
| Full specification filed date | |
| Application number | 330543D |
| Grant date | December 16, 1920 |
| Granted? | Yes |
| Publication date | |
| Supplementary to patent | Patent GB-1913-22557 |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | DE 77h.2 |
| IPCs | IPC B64C11/20 |
| CPCs | CPC B64C11/205 |
| Family year | 1913 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 10677963 |
| INPADOC family ID | 10067038 |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 4 |
| Number of claims | 2 |
