Document Type and Number:
Japanese Patent JPS54126535
Kind Code:
U
Application Number:
JP2271778U
Publication Date:
September 04, 1979
Filing Date:
February 23, 1978
Export Citation:
International Classes:
H01J29/54; H01J29/51; H04N9/28; (IPC1-7): H04N9/28; H01J29/51