Title:
【考案の名称】近距離警告表示装置
Document Type and Number:
Japanese Patent JPS59158133
Kind Code:
U
Inventors:
Kazuo Kamada
Application Number:
JP5272983U
Publication Date:
October 23, 1984
Filing Date:
April 11, 1983
Export Citation:
International Classes:
G03B13/36; G02B7/28; G03B3/00; G03B13/20; G03B17/20; G08B21/00; (IPC1-7): G03B17/20; G03B3/00; G03B13/20; G08B21/00