Patent US-1872-130915
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Engine powered by gas (hydrogen?) from the balloon, the use of which is compensated for by evaporating engine coolant (as well as discharged ballast)
- Inventor location (imputed by HistPat): Mainz, Germany
Doesn't list an application date or serial number.
Diagrams are the same as those of Patent FR-1872-94602, which was probably filed earlier (1872-03-19).
Sources
- Patent 130915 document and bibliographic info on espacenet
- Patent 130915 at google patents
| Year filed | 1872 |
|---|---|
| Year granted | 1872 |
| Office | US |
| Patent number | 130915 |
| Inventors | Paul Haenlein |
| Inventor country | DE |
| Inventor location | Mainz |
| Applicant person | Paul Haenlein |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Improvement in balloon-locomotives |
| English title | Improvement in balloon locomotives |
| Tech fields | LTA, propulsion, propeller, engine, gas, propulsion |
| Filing date | |
| Full specification filed date | |
| Application number | |
| Grant date | 1872-08-27 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | Patent FR-1872-94602 |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | USPC 244/61, USPC-1936 98.143 |
| IPCs | IPC B64B1/58 |
| CPCs | CPC B64B1/58 |
| Family year | 1872 |
| First filing? | 0 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 45780116 |
| INPADOC family ID | |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 4 |
| Number of claims | 1 |
