Document Type and Number:
Japanese Patent JPS63131295
Kind Code:
U
Application Number:
JP1803987U
Publication Date:
August 26, 1988
Filing Date:
February 10, 1987
Export Citation:
International Classes:
G05B9/03; H02J13/00; H04B1/74; H04Q9/00; (IPC1-7): H04Q9/00; G05B9/03; H02J13/00