Patent AU-1917-4391
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- Inventor location: Canbury Park Road, Kingston-on-Thames, Surrey, England
- Witness: M. Sladen
Sources
- Patent record at Australia's Pericles system; see Bibliographic data for the original
| Year filed | 1917 |
|---|---|
| Year granted | 1919 |
| Office | AU |
| Patent number | 4391 |
| Inventors | Thomas Sopwith |
| Inventor country | GB |
| Inventor location | |
| Applicant person | Thomas Sopwith |
| Applicant firm | Sopwith Aviation Company |
| Applicant type | COMPANY+INDIV |
| Applicant is inventor? | 1 |
| Original title | Improvement in brakes for aeroplanes |
| English title | Brakes for aeroplanes |
| Tech fields | airplane, brakes |
| Filing date | 1917-06-27 |
| Full specification filed date | |
| Application number | |
| Grant date | 1919-01-21 |
| Granted? | 1 |
| Publication date | 1919-02-04 |
| Supplementary to patent | Patent GB-1916-110419 |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | Fred Walsh |
| Assigned to | |
| National tech categories | AU 90.5 |
| IPCs | |
| CPCs | |
| Family year | 1916 |
| First filing? | 0 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 3 |
| Number of diagram pages | 1 |
| Number of figures | 6 |
| Number of claims | 6 |
