Chhaapna

Chhaapna me sabd aur chaapa ke paper me masiin se chaapa jaae hae. Kitaab aur akhbaar ke chhaapa jaae hae. China aur Korea me chhaapna 8th century me suruu bhais rahaa. Europe me Johannes Gutenberg 15th century me chhaapna suruu karis rahaa.

vibhag:C
vibhag:Communication