Document Type and Number:
Japanese Patent JPS5520326
Kind Code:
B1
Application Number:
JP3878369A
Publication Date:
June 02, 1980
Filing Date:
May 21, 1969
Export Citation:
International Classes:
H01J9/22; B05D5/12; B05D7/22; (IPC1-7): H01J9/22; B05D5/12