A SHARP PENCIL WITH A BLACK MARKER PENCIL FOR THE COMPUTER ANSWER CARDS

摘要

PURPOSE: a kind of black marrow of propelling pencil is provided to enable user both to carry propelling pencil and above-mentioned black marrow and is write with pencil with lead pen computer. ;CONSTITUTION: a kind of black marrow lead pen computer of propelling pencil includes rear cover (102), propelling pencil (200), ink draws black marrow lead pen computer (101) and lead for black marrow lead pen computer (103). It is dismountable for computer rear cover black marrow connection propelling pencil and above-mentioned black marrow computer. Ink draws black marrow and links together for computer with lead black marrow computer, such that ink refills. After propelling pencil lead pipe (202) being passed through by input,Propelling pencil is used for computer for black marrow by rear. ;The 2012 of copyright KIPO submissions