Question: When was the movable type printing technique invented?
Answer: AD 1040
Disambiguated annotations:
qaPairs: question: When was ceramic movable type developed?
answer: 1040 AD
question: When was a clay movable type system developed?
answer: 1193
question: When was metal movable type developed?
answer: 12th century
question: When did modern, factory produced movable type become available?
answer: late 19th century