Document Type and Number:
Japanese Patent JPS4876453
Kind Code:
U
Application Number:
JP159471U
Publication Date:
September 21, 1973
Filing Date:
December 22, 1971
Export Citation:
International Classes:
G01D13/04; G12B11/02; H03J1/02; H04N5/445; (IPC1-7): H04N5/44; G12B11/02; H03J1/02