Print — Metals
InventTable — PRINT ERA — Materials, metals
Invention | Description | Year | Inventor | Country |
Metal screw | 1450 AD | Europe (65) | ||
Insulated copper wire | for electricity | 1827 AD | Joseph Henry | USA (12) |
Invention | Description | Year | Inventor | Country |
Metal screw | 1450 AD | Europe (65) | ||
Insulated copper wire | for electricity | 1827 AD | Joseph Henry | USA (12) |