Document Type and Number:
Japanese Patent JPS4851303
Kind Code:
U
Application Number:
JP9501571U
Publication Date:
July 04, 1973
Filing Date:
October 16, 1971
Export Citation:
International Classes:
G09F27/00; G12B11/00; H03G1/00; H03G3/00; H03G3/02; H03J1/00; H04R5/00; H04R5/04; H04S7/00; (IPC1-7): H04R5/00; H03G1/00; H03G3/00