Patent AT-1912-52164
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This could use more examination, but the emphasis is on a series of propellers, conjoined on one axel. The patent is short, really one page, including the diagram.
Sources
- Original patent document and bibliography entry on espacenet
| Year filed | 1909 |
|---|---|
| Year granted | 1911 |
| Office | AT |
| Patent number | |
| Inventors | Alfred E. Wunderlich |
| Inventor country | BE |
| Applicant person | Alfred E. Wunderlich |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Flugmaschine |
| English title | Flying machine (propellers) |
| Tech fields | propellers, axels |
| Filing date | August 27, 1909 |
| Full specification filed date | |
| Application number | |
| Grant date | August 15, 1911 |
| Granted? | Yes |
| Publication date | February 02, 1912 |
| Supplementary to patent | |
| Related to aircraft? | No |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | AT 77d |
| IPCs | |
| CPCs | |
| Family year | |
| First filing? | No |
| 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 | 1 |
