Patent GB-1909-18688
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Wooden skeleton for a balloon, rigid yet elastic and not electrically conductive. Wood can be lighter than metal and is easily repaired.
- Inventor locations:
- Rettig: 37 Passauerstrasse, Berlin; retired Chief Architect
- Koenen: 27 Martin Lutherstrasse, Berlin; Engineer
Sources
- Original patent document and bibliography entry on espacenet
- Neilson, 1910, Aeroplane Patents, p78
| Year filed | 1909 |
|---|---|
| Year granted | 1910 |
| Office | GB |
| Patent number | 18688 |
| Inventors | Wilhelm Rettig, Matthias Koenen |
| Inventor country | DE, DE |
| Applicant person | Wilhelm Rettig, Matthias Koenen |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Improvements relating to Balloon Envelopes |
| English title | Balloon envelopes |
| Tech fields | envelope, LTA, balloon, construction, skeleton |
| Filing date | August 13, 1909 |
| Full specification filed date | |
| Application number | 190918688D |
| Grant date | March 24, 1910 |
| Granted? | Yes |
| Publication date | |
| Supplementary to patent | Patent DE-1908-08-22 |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | Haseltine, Lake & Co. |
| Assigned to | |
| National tech categories | |
| IPCs | IPC B64B1/58 |
| CPCs | CPC B64B1/58 |
| Family year | 1908 |
| First filing? | Yes |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 23586360 |
| INPADOC family ID | 11080980 |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 3 |
| Number of claims | 3 |
