Title:
【発明の名称】自動閉鎖扉
Document Type and Number:
Japanese Patent JP2813372
Kind Code:
B2
Inventors:
Yoshiharu Koishi
Application Number:
JP17667289A
Publication Date:
October 22, 1998
Filing Date:
July 08, 1989
Export Citation:
Assignee:
Toyo Shutter Co., Ltd.
International Classes:
E05F15/00; E05F1/16; (IPC1-7): E05F15/00; E05F1/16
Attorney, Agent or Firm:
Yasuo Ishii