Title:
【考案の名称】複式筆記具
Document Type and Number:
Japanese Patent JPS58136378
Kind Code:
U
Inventors:
Seiichi Kobayashi
Application Number:
JP3283082U
Publication Date:
September 13, 1983
Filing Date:
March 08, 1982
Export Citation:
International Classes:
B43K24/18; B43K24/14; B43K29/08; B43K29/087; (IPC1-7): B43K24/14; B43K29/08