Page values for "Patent US-1874-147252"
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"Patents" values
1 row is stored for this page| Field | Field type | Allowed values | Value |
|---|---|---|---|
| Year_filed | Date | 1873 | |
| Year_granted | Date | 1874 | |
| Office | Page | US | |
| Patent_number | String | 147252 | |
| Inventors | List of Page, delimiter: ; | Otto Francis | |
| Inventor_country | List of Page, delimiter: ; | US | |
| Applicant_person | List of Page, delimiter: ; | Otto Francis | |
| Applicant_type | List of String, delimiter: ; | INDIV | |
| Applicant_is_inventor | Boolean | Yes | |
| Original_title | String | Improvement in apparatus for navigating the air | |
| English_title | String | Apparatus for navigating the air | |
| Tech_fields | List of Page, delimiter: ; | LTA • Car | |
| Filing_date | Date | 1873-09-03 | |
| Grant_date | Date | 1874-02-10 | |
| Granted | Boolean | Yes | |
| Related_to_aircraft | String | 1 · 0.5 · 0 | 1 |
| Patent_agent | Page | Prindle & Deane | |
| National_tech_categories | List of Page, delimiter: ; | USPC 244/30 • USPC 244/94 | |
| IPCs | List of Page, delimiter: ; | IPC B64B1/00 | |
| CPCs | List of Page, delimiter: ; | CPC B64B1/00 | |
| Family_year | Date | 1873 | |
| First_filing | Boolean | Yes | |
| Citations_from_after_1930 | Integer | 1 | |
| Application_ID | String | 45808330 | |
| Number_of_text_pages | Integer | 2 | |
| Number_of_claims | Integer | 1 | |
| Number_of_diagram_pages | Integer | 2 | |
| Number_of_figures | Integer | 4 |
