Patent AT-1915-73737
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Metal mounting for wooden propeller. Cf. Patent DE-1918-320985 on a similar theme.
Based on a German filing of 21 December 1914. This filing is alluded to in the Zeitschrift für Flugtechnkik und Motorluftschiffahrt VI (1915) 11/12, p. 93 but it may not have been granted.
- Inventor location: Neukölln
Sources
- Original patent document and Bibliographic info on this patent at DPMA
- Original patent document and bibliography entry on espacenet
| Year filed | 1915 |
|---|---|
| Year granted | 1916 |
| Office | AT |
| Patent number | 73737 |
| Inventors | Christian Lorenzen |
| Inventor country | DE |
| Applicant person | |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Blechbeschlag für Luftschrauben |
| English title | Sheet metal mounting for aerial propeller |
| Tech fields | propeller, metal, wood |
| Filing date | 1915-12-17 |
| Full specification filed date | |
| Application number | |
| Grant date | |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | AT 77d |
| IPCs | IPC B64C11/16 |
| CPCs | |
| Family year | |
| First filing? | 0 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 2 |
| Number of claims | 3 |
