Page values for "Patent FR-1855-22510"
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"Patents" values
1 row is stored for this page| Field | Field type | Allowed values | Value |
|---|---|---|---|
| Year_filed | Date | 1855 | |
| Year_granted | Date | 1855 | |
| Office | Page | FR | |
| Patent_number | String | 22510 | |
| Inventors | List of Page, delimiter: ; | Louis Janvier | |
| Applicant_person | List of Page, delimiter: ; | Louis Janvier | |
| Applicant_type | List of String, delimiter: ; | INDIV | |
| Applicant_is_inventor | Boolean | Yes | |
| Original_title | String | appareil d'embrayage et de désembrayage applicable aux hélices des bâtiments à vapeur | |
| English_title | String | tool for the connection and disconnection of great steamship propellers | |
| Tech_fields | List of Page, delimiter: ; | Propulsion • Marine? | |
| Filing_date | Date | 1855-03-03 | |
| Grant_date | Date | 1855-05-20 | |
| Granted | Boolean | Yes | |
| Related_to_aircraft | String | Yes · Partially · No | 0.5 |
| Family_year | Date | 1855 | |
| First_filing | Boolean | Yes |
