Document Type and Number:
Japanese Patent JPS56137353
Kind Code:
U
Application Number:
JP3617480U
Publication Date:
October 17, 1981
Filing Date:
March 18, 1980
Export Citation:
International Classes:
H01J9/24; H01J7/00; H05K1/18; H05K3/30; (IPC1-7): H01J7/00; H05K1/18; H05K3/30