Question: When was the movable type printing technique invented?
Disambiguated questions and answers: question: When was ceramic movable type developed?
When was a clay movable type system developed?
When was metal movable type developed?
When did modern, factory produced movable type become available?
answer: 1040 AD
1193
12th century
late 19th century
Natural Questions answer: AD 1040 (from the Wikipedia article "Movable type")