Patent GB-1909-3932
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This patent makes specific reference to Patent GB-1908-21445, of which this patent is an addition. This patent also refers to a German initial filing dated 1908-06-24. Patent DE-1908-210933 gives the filing date 1908-06-24, but the diagram page is a perfect match.
Sources
- Neilson, 1910, Aeroplane Patents, p77
- Original patent document and bibliography entry on espacenet
- Inventor location:
- Inventor occupation: Engineer
| Year filed | 1909 |
|---|---|
| Year granted | 1909 |
| Office | GB |
| Patent number | 3932 |
| Inventors | Paul Frederik Degn |
| Inventor country | DE |
| Applicant person | Paul Frederik Degn |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Improvements in Flying Machines |
| English title | Improvements in Flying Machines, that is, to propeller blades |
| Tech fields | Propellers, Subsystem |
| Filing date | 1909-02-17 |
| Full specification filed date | 1909-02-17 |
| Application number | 190903932D |
| Grant date | 1909-05-20 |
| Granted? | 1 |
| Publication date | 1909-05-20 |
| Supplementary to patent | Patent GB-1908-21445, Patent DE-1908-210933 |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | Marks & Clerk |
| Assigned to | |
| National tech categories | |
| IPCs | IPC B64C11/20 |
| CPCs | CPC B64C11/20 |
| Family year | 1908 |
| First filing? | 0 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 23578054 |
| INPADOC family ID | 5901511 |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 2 |
| Number of claims | 2 |
