Patent US-1918-1309489
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- Inventor location: 1505 Albemarle road, Brooklyn, in the county of Kings and the State of New York
- Firm location: Brooklyn
Source
- Davenport, 1978, Gyro, p. 285
- Patent 1309489 document and bibliographic info on espacenet
- Patent 1309489 at google patents
| Year filed | 1918 |
|---|---|
| Year granted | 1919 |
| Office | US |
| Patent number | 1309489 |
| Inventors | Lawrence Burst Sperry |
| Inventor country | US |
| Applicant person | Lawrence Burst Sperry |
| Applicant firm | Sperry Gyroscope Company |
| Applicant type | COMPANY + INDIV |
| Applicant is inventor? | No |
| Original title | Double-Gyro Inclinometer |
| English title | Double-Gyro Inclinometer |
| Tech fields | gyroscope, instrument, inclinometer |
| Filing date | 1918/04/18 |
| Full specification filed date | |
| Application number | |
| Grant date | 1919/07/08 |
| Granted? | Yes |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | 229467 |
| Patent agent | Herbert H. Thompson |
| Assigned to | Sperry Gyroscope Company |
| National tech categories | |
| IPCs | |
| CPCs | CPC G01C19/38, CPC Y10T74/1225 |
| Family year | 1918 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 4 |
| Number of claims | 5 |
