Patent FR-1902-325343
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On the DPMA scan of this patent there is a stamp with "Prüffstoff" and a place to fill in "Kl." and "Gr.". These are filled in Kl. 62c and Gr. 23/04.
Sources
- Original patent document and bibliography entry on espacenet
- Scan at DPMA
| Year filed | 1902 |
|---|---|
| Year granted | 1903 |
| Office | FR |
| Patent number | 325343 |
| Inventors | Alfred Chiodera |
| Inventor country | FR |
| Applicant person | |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Dispositif pour maintenir une pression de gaz invariable dans les aérostats |
| English title | device for the maintenance of gas at an invariable pressure for aerostats |
| Tech fields | LTA, balloon, gas |
| Filing date | October 16, 1902 |
| Full specification filed date | |
| Application number | 325343D |
| Grant date | January 12, 1903 |
| Granted? | Yes |
| Publication date | April 25, 1903 |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | C. Blétry |
| Assigned to | |
| National tech categories | FR 6.3 |
| IPCs | IPC B64B1/00 |
| CPCs | CPC B64B1/00 |
| Family year | 1902 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 19146815 |
| INPADOC family ID | 5235878 |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 5 |
| Number of claims | 1 |
