Patent US-1910-968918
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Plurality of screw propellers mounted upright used one way for takeoff
- Tech classification CPC B64C23/005: Influencing air-flow over aircraft surfaces, not otherwise provided for by other means not covered by groups B64C23/02 - B64C23/08, e.g. by electric charges, magnetic panels, piezoelectric elements, static charges or ultrasounds
- Inventor location: Seattle, King county, WA (FIPSloc=53033, imputed by HistPat)
Sources
- Patent 968918 document and bibliographic info on espacenet
- Patent 968918 at google patents
| Year filed | 1908 |
|---|---|
| Year granted | 1910 |
| Office | US |
| Patent number | 968918 |
| Inventors | Charles E. S. Burch, Frederick R. Burch |
| Inventor country | US |
| Applicant person | Charles E. S. Burch, Frederick R. Burch |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Flying machine |
| English title | Flying-machine |
| Tech fields | propulsion, navigation, stability, propeller, takeoff, parachute |
| Filing date | 1908-10-05 |
| Full specification filed date | |
| Application number | 1908456332 |
| Grant date | 1910-08-30 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | 456332 |
| Patent agent | Pierre Barnes |
| Assigned to | |
| National tech categories | USPC 244/6 |
| IPCs | |
| CPCs | CPC B64C23/005 |
| Family year | 1908 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | 0 |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 3 |
| Number of diagram pages | 1 |
| Number of figures | 2 |
| Number of claims | 10 |
