Patent US-1922-1431520
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| Year filed | 1917 |
|---|---|
| Year granted | 1922 |
| Office | US |
| Patent number | 1431520 |
| Inventors | Charles Ward HALL |
| Inventor country | US |
| Applicant person | HALL Charles S |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | |
| English title | |
| Tech fields | |
| Filing date | 1917-10-24 |
| Full specification filed date | |
| Application number | 19820917 |
| Grant date | 1922-10-10 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | |
| IPCs | |
| CPCs | CPC B64C2700/6233, CPC B64C3/00 |
| Family year | 1917 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 48584273 |
| INPADOC family ID | 44136857 |
| Number of text pages | |
| Number of diagram pages | |
| Number of figures | |
| Number of claims |
Sources
- Patent 1431520 document and bibliographic info on espacenet
- Patent 1431520 at google patents
Inventor location (imputed from HistPat):
