Page values for "Patent US-1875-161772"
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"Patents" values
1 row is stored for this page| Field | Field type | Allowed values | Value |
|---|---|---|---|
| Year_filed | Date | 1875 | |
| Year_granted | Date | 1875 | |
| Office | Page | US | |
| Patent_number | String | 161772 | |
| Inventors | List of Page, delimiter: ; | Peter B. Fernandez | |
| Inventor_country | List of Page, delimiter: ; | US | |
| Applicant_is_inventor | Boolean | Yes | |
| Original_title | String | Improvement in aerial and marine gyrators | |
| English_title | String | Aerial and marine gyrator | |
| Tech_fields | List of Page, delimiter: ; | LTA • Navigation • Marine | |
| Filing_date | Date | 1875-02-02 | |
| Grant_date | Date | 1875-04-06 | |
| Granted | Boolean | Yes | |
| National_tech_categories | List of Page, delimiter: ; | USPC 244/51 | |
| IPCs | List of Page, delimiter: ; | IPC B64C9/00 | |
| CPCs | List of Page, delimiter: ; | CPC B64C9/00 | |
| Family_year | Date | 1875 | |
| Application_ID | String | 45833364 |
