Difference between revisions of "Patent FR-1908-389173"
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* Inventor location: Deuben, near Dresden, Germany, according to this other patent: [https://www.google.com/books/edition/Compressed_Air_Magazine/K603AAAAMAAJ?hl=en&gbpv=1&dq=Wilhelm+Michalk&pg=PA1309]) | * Inventor location: Deuben, near Dresden, Germany, according to this other patent: [https://www.google.com/books/edition/Compressed_Air_Magazine/K603AAAAMAAJ?hl=en&gbpv=1&dq=Wilhelm+Michalk&pg=PA1309]) | ||
| + | * This must be him too, but it's not clear what it is: [https://www.archiv.sachsen.de/archiv/bestand.jsp?guid=750ee5f7-4b90-4a08-a09e-fa1fa85a38ec] | ||
=== Sources === | === Sources === | ||
* {{esp|FR|389173a}} | * {{esp|FR|389173a}} | ||
Revision as of 18:01, 6 August 2022
- Inventor location: Deuben, near Dresden, Germany, according to this other patent: [1])
- This must be him too, but it's not clear what it is: [2]
Sources
| Year filed | 1908 |
|---|---|
| Year granted | 1908 |
| Office | FR |
| Patent number | 389173 |
| Inventors | Wilhelm Michalk |
| Inventor country | DE |
| Applicant person | Wilhelm Michalk |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Aéroplane mu par des ailes ou hélices rotatives |
| English title | Airplane propelled by rotating wings or propellers |
| Tech fields | |
| Filing date | 1908-04-13 |
| Full specification filed date | |
| Application number | 389173D |
| Grant date | 1908-09-02 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | |
| IPCs | IPC B64C23/00 |
| CPCs | CPC B64C2700/6274, CPC B64C23/005 |
| Family year | 1908 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 19208755 |
| INPADOC family ID | 5288633 |
| Number of text pages | |
| Number of diagram pages | |
| Number of figures | |
| Number of claims |
