Patent GB-1918-131757
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System using a compass and drawn line for measuring changes in aircraft velocity.
Appears to have been filed in two parts, first on 14 September, 1918, then on 19 February 1919; then combined into one complete application on 13 March 1919.
- Inventor occupation: Major, R.A.F.
Sources
- Original patent document and bibliography entry on espacenet
| Year filed | 1918 |
|---|---|
| Year granted | 1919 |
| Office | GB |
| Patent number | 131757 |
| Inventors | Harry Egerton Wimperis |
| Inventor country | GB |
| Applicant person | |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Improvements in Apparatus for Determining Directions and Speeds, for use on Aircraft |
| English title | Apparatus for Determining Directions and Speeds, for use on Aircraft |
| Tech fields | navigation, instrument, speedometer, compass |
| Filing date | 1918-09-14 |
| Full specification filed date | 1919-03-13 |
| Application number | |
| Grant date | 1919-09-04 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | J. S. Alford |
| Assigned to | |
| National tech categories | |
| IPCs | |
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| Family year | |
| First filing? | |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
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| Number of text pages | 4 |
| Number of diagram pages | 2 |
| Number of figures | 4 |
| Number of claims | 6 |
