Patent GB-1915-13213
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Range-finder uses two beams of light which might intersect; meant as gun-sight
This patent doesn't refer to aero, but an addition/successor does; it's intended to detect aircraft: Patent GB-1915-14379 Interesting case -- the parent patent is NOT about aero. The ADDITION is. Makes total sense but it's an unusual example.
- Tech class CPC G01C3/04: Adaptation of rangefinders for combination with telescopes or binoculars
- Inventor location: Barrister-at-law; 20 Lowndes Square, London, S.W. 1 -- he went on to be a member of Parliament
Patent family descending from Patent GB-1915-13213
- Patent GB-1915-13213 (English title: Improvements to Range-finders)
- Patent GB-1915-14379 (English title: Improved Range-finder, Supplementary to patent: Patent GB-1915-13213)
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
| Year filed | 1915 |
|---|---|
| Year granted | 1919 |
| Office | GB |
| Patent number | 13213 |
| Inventors | Henry Wilson Fox |
| Inventor country | GB |
| Applicant person | Henry Wilson Fox |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Improvements in or relating to Range-finders |
| English title | Improvements to Range-finders |
| Tech fields | instrument, sensor, military |
| Filing date | 1915-09-15 |
| Full specification filed date | 1916-03-14 |
| Application number | |
| Grant date | 1919-03-13 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 0 |
| Serial number | |
| Patent agent | W. P. Thompson & Co. |
| Assigned to | |
| National tech categories | |
| IPCs | |
| CPCs | CPC G01C3/04 |
| Family year | 1915 |
| 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 | 4 |
