Patent GB-1912-20751
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- Tech class CPC B64C11/00: Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
- Inventor location: No. 4, Neudorfer Strasse, Wiesbaden, Germany ; Doctor of Philosophy
- Inventor signed. 0 days later, this patent was recorded as filed at the patent office.
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
| Year filed | 1912 |
|---|---|
| Year granted | 1913 |
| Office | GB |
| Patent number | 20751 |
| Inventors | Alwin Viëtor |
| Inventor country | DE |
| Inventor location | |
| Applicant person | Alwin Viëtor |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Improvements in or relating to Propelling Mechanism of Aeroplanes and Air Ships |
| English title | Improvements in or relating to Propelling Mechanism of Aeroplanes and Air Ships |
| Tech fields | aerial propeller |
| Filing date | 1912-09-11 |
| Full specification filed date | |
| Application number | 191220751D |
| Grant date | 1913-01-16 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | W. P. Thompson & Co. |
| Assigned to | |
| National tech categories | |
| IPCs | IPC B64C11/00 |
| CPCs | CPC B64C11/00 |
| Family year | 1912 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | 0 |
| Application ID | 23639125 |
| INPADOC family ID | 11126639 |
| Number of text pages | 3 |
| Number of diagram pages | 2 |
| Number of figures | 4 |
| Number of claims | 6 |
