Document Type and Number:
Japanese Patent JPS5613301
Kind Code:
U
Application Number:
JP9524679U
Publication Date:
February 04, 1981
Filing Date:
July 11, 1979
Export Citation:
International Classes:
G08B21/00; F21L4/00; F21V33/00; G08B19/00; (IPC1-7): F21L7/00; G08B19/00