Patent RU-1907-17541
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Inventor possibly matches military engineer Стефан Онуфриевич Ощевский-Круглик, 1854–1916. There's not much information on him readily available on the web.
- Inventor location: г. С.-Петербургѣ / Saint Petersburg
- Inventor status: инженер / engineer
- Filed 1907-10-13 J = 1907-10-26 G
- Granted 1910-07-31 J = 1910-08-13 G
Sources
- Свод привилегий, выданных в России в 1910 г. Издание Отдела Промышленности. - Санкт-Петербургъ : Типография В. Киршбаума, д. М-ва финансов, на Дворц. площ., 1910. - Вып. VII (via VPTB)
- Описание летательного аппарата, представляющего комбинацию геликоптера с аэропланом
- владелец охранного документа С. Ощевский-Круглик
| Year filed | 1907 |
|---|---|
| Year granted | 1910 |
| Office | RU |
| Patent number | 17541 |
| Inventors | С. Ощевский-Круглик, S. Oshchevsky-Kruglik |
| Inventor country | RU |
| Applicant person | С. Ощевский-Круглик |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Описание летательного аппарата, представляющего комбинацию геликоптера с аэропланом |
| English title | Flying machine, embodying a combination of helicopter and aeroplane |
| Tech fields | flying machine, hybrid, helicopter, airplane |
| Filing date | 1907-10-26 |
| Full specification filed date | |
| Application number | |
| Grant date | 1910-08-13 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | 33748 |
| Patent agent | |
| Assigned to | |
| National tech categories | RU Group V |
| IPCs | |
| CPCs | |
| Family year | 1907 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 3 |
| Number of diagram pages | |
| Number of figures | |
| Number of claims | 1 |
