Title:
【考案の名称】昼夜兼用表示板
Document Type and Number:
Japanese Patent JPS5925586
Kind Code:
U
Inventors:
Nobuo Ishikawa
Application Number:
JP12063082U
Publication Date:
February 17, 1984
Filing Date:
August 10, 1982
Export Citation:
International Classes:
G09F13/04; (IPC1-7): G09F13/04