Document Type and Number:
Japanese Patent JPS4873723
Kind Code:
U
Application Number:
JP12003771U
Publication Date:
September 13, 1973
Filing Date:
December 17, 1971
Export Citation:
International Classes:
H02J7/02; H02J7/04; H02J7/10; H04N5/63; (IPC1-7): H04N5/44; H02J7/02