Patent US-1911-1028502
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Range finder for launching a projectile from airplane at a chosen point on the ground. Operator uses altitude measurement from barometer to select the appropriate marked adjustment on an overlay.
- Inventor location: Englewood, California
Sources
- Patent 1028502 document and bibliographic info on espacenet
- Patent 1028502 at google patents
| Year filed | 1911 |
|---|---|
| Year granted | 1912 |
| Office | US |
| Patent number | 1028502 |
| Inventors | Frank L. Slack |
| Inventor country | US |
| Applicant person | |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Airplane sighting device |
| English title | Airplane sighting devices |
| Tech fields | airplane, navigation, subsystem, bomb, projectile, instrument, barometer |
| Filing date | 1911-02-07 |
| Full specification filed date | |
| Application number | |
| Grant date | 1912-06-04 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | Claude L. McKesson |
| Assigned to | |
| National tech categories | USPC 356/27, USPC 89/41.21, USPC 89/41.19, USPC 33/229 |
| IPCs | IPC G01P3/36 |
| CPCs | CPC G01P3/36 |
| Family year | |
| First filing? | |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 2 |
| Number of diagram pages | 2 |
| Number of figures | 5 |
| Number of claims | 6 |
