Document Type and Number:
Japanese Patent JPS55161468
Kind Code:
U
Application Number:
JP6155679U
Publication Date:
November 19, 1980
Filing Date:
May 09, 1979
Export Citation:
International Classes:
D06F3/02; D06F29/00; D06F31/00; (IPC1-7): D06F31/00; D06F3/02