Riga 1: |
Riga 1: |
− | {{#concept: [[Category:Patents]] [[Patent date::≥1/1/1893]][[Patent date::≤31/12/1893]] | + | {{#concept: [[Category:Patents]] [[Patent date::≥1/1/1893]][[Patent date::≤31/12/1893]] |
− | | Patents registered in 1893 | + | | Patents registered in 1893 |
| }} | | }} |