<Table> <Tr> <Td> Part of a series on the </Td> </Tr> <Tr> <Th> History of printing </Th> </Tr> <Tr> <Td> </Td> </Tr> <Tr> <Td> <Table> <Tr> <Th> Woodblock printing </Th> <Td> 200 </Td> </Tr> <Tr> <Th> Movable type </Th> <Td> 1040 </Td> </Tr> <Tr> <Th> Printing press </Th> <Td> c. 1440 </Td> </Tr> <Tr> <Th> Etching </Th> <Td> c. 1515 </Td> </Tr> <Tr> <Th> Mezzotint </Th> <Td> 1642 </Td> </Tr> <Tr> <Th> Aquatint </Th> <Td> 1772 </Td> </Tr> <Tr> <Th> Lithography </Th> <Td> 1796 </Td> </Tr> <Tr> <Th> Chromolithography </Th> <Td> 1837 </Td> </Tr> <Tr> <Th> Rotary press </Th> <Td> 1843 </Td> </Tr> <Tr> <Th> Hectograph </Th> <Td> 1869 </Td> </Tr> <Tr> <Th> Offset printing </Th> <Td> 1875 </Td> </Tr> <Tr> <Th> Hot metal typesetting </Th> <Td> 1884 </Td> </Tr> <Tr> <Th> Mimeograph </Th> <Td> 1886 </Td> </Tr> <Tr> <Th> Photostat and rectigraph </Th> <Td> 1907 </Td> </Tr> <Tr> <Th> Screen printing </Th> <Td> 1911 </Td> </Tr> <Tr> <Th> Spirit duplicator </Th> <Td> 1923 </Td> </Tr> <Tr> <Th> Dot matrix printing </Th> <Td> 1925 </Td> </Tr> <Tr> <Th> Xerography </Th> <Td> 1938 </Td> </Tr> <Tr> <Th> Phototypesetting </Th> <Td> 1949 </Td> </Tr> <Tr> <Th> Inkjet printing </Th> <Td> 1951 </Td> </Tr> <Tr> <Th> Dye - sublimation </Th> <Td> 1957 </Td> </Tr> <Tr> <Th> Laser printing </Th> <Td> 1969 </Td> </Tr> <Tr> <Th> Thermal printing </Th> <Td> c. 1972 </Td> </Tr> <Tr> <Th> 3D printing </Th> <Td> 1981 </Td> </Tr> <Tr> <Th> Solid Ink printing </Th> <Td> 1986 </Td> </Tr> <Tr> <Th> Digital printing </Th> <Td> 1991 </Td> </Tr> </Table> </Td> </Tr> <Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> </Table> <Tr> <Td> Part of a series on the </Td> </Tr> <Tr> <Th> History of printing </Th> </Tr>

When was digital technology replacing printing plates invented