Patent DE-1877-2291
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Relation to aero not obvious. Might be included in the Lilenthal list only because Gustav Lilienthal was the inventor.
- Klass 5=Bergbau, on this document
- Inventor location: Berlin
Sources
- Archive record of this patent at Lilienthal museum patents
- Original patent doc and biblio record at espacenet
| Year filed | 1877 |
|---|---|
| Year granted | 1877 |
| Office | DE |
| Patent number | 2291 |
| Inventors | Gustav Lilienthal |
| Inventor country | DE |
| Applicant person | Gustav Lilienthal |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Schräm-Maschine mit Messerscheibe |
| English title | Coal-cutting machine with disk-blade? |
| Tech fields | coal, machinery |
| Filing date | October 20, 1877 |
| Full specification filed date | |
| Application number | |
| Grant date | |
| Granted? | Yes |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | No |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | Klasse 5 |
| IPCs | IPC E21C25/16 |
| CPCs | CPC E21C25/16 |
| Family year | 1877 |
| First filing? | Yes |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 1 |
| Number of diagram pages | 1 |
| Number of figures | 1 |
| Number of claims |
