Page values for "Patent FR-1857-30730"
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"Patents" values
1 row is stored for this page| Field | Field type | Allowed values | Value |
|---|---|---|---|
| Year_filed | Date | 1857 | |
| Office | Page | FR | |
| Patent_number | String | 30730 | |
| Inventors | List of Page, delimiter: ; | Blaise Bontems | |
| Inventor_country | List of Page, delimiter: ; | FR | |
| Original_title | String | mécanismes d'oiseaux automates | |
| English_title | String | mechanisms of automatic birds | |
| Filing_date | Date | 1857-01-31 | |
| Related_to_aircraft | String | Yes · Partially · No | Yes |
| National_tech_categories | List of Page, delimiter: ; | FR 17 |
