Title:
【考案の名称】道路作業事故防止装置
Document Type and Number:
Japanese Patent JP3011112
Kind Code:
U
Inventors:
Jiro Masuda
Application Number:
JP1400994U
Publication Date:
May 16, 1995
Filing Date:
November 14, 1994
Export Citation:
Assignee:
Kanetsu Highway Service Co., Ltd.
International Classes:
(IPC1-7): G08G1/097; G08B25/10; G08G1/09; G08G1/0955
Attorney, Agent or Firm:
Watari Wataru