Patent FR-1907-379972
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Patent doc refers to the priority of two earlier German patents -- a "utility model" patent (Gebrauchsmuster, presumably) of 19 Apr 1907, and a 24 June 1907 patent. This one is an addition. We haven't found the earlier ones.
- Applicant firm location: Augsburg, Germany
Sources
- Original patent document and bibliography entry on espacenet
- Patent FR379972A on google patents
| Year filed | 1907 |
|---|---|
| Year granted | 1907 |
| Office | FR |
| Patent number | 379972 |
| Inventors | |
| Inventor country | DE |
| Inventor location | |
| Applicant person | |
| Applicant firm | August Riedinger Ballonfabrik Augsburg G.m.b.H. |
| Applicant type | COMPANY |
| Applicant is inventor? | No |
| Original title | Soupape pour ballons |
| English title | valve for balloons |
| Tech fields | LTA, valve |
| Filing date | 1907/07/17 |
| Full specification filed date | |
| Application number | 379972D |
| Grant date | 1907/09/25 |
| Granted? | Yes |
| Publication date | 1907/11/26 |
| Supplementary to patent | Gebrauchsmuster DE-1907-04-19, Patent DE-1907-200871 |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | E.-S. Becker |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64B1/58 |
| CPCs | CPC B64B1/58 |
| Family year | 1907 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 19199779 |
| INPADOC family ID | 5281203 |
| Number of text pages | |
| Number of diagram pages | |
| Number of figures | |
| Number of claims |
