Title:
【考案の名称】信号検出ペン
Document Type and Number:
Japanese Patent JPS58147046
Kind Code:
U
Inventors:
Kiyoshi Abe
Application Number:
JP4434882U
Publication Date:
October 03, 1983
Filing Date:
March 29, 1982
Export Citation:
International Classes:
G06F3/041; G06K9/24; (IPC1-7): G06F3/033; G06K9/24