Document Type and Number:
Japanese Patent JPS5640691
Kind Code:
U
Application Number:
JP12388179U
Publication Date:
April 15, 1981
Filing Date:
September 07, 1979
Export Citation:
International Classes:
H05K1/02; H05K1/11; H05K3/10; (IPC1-7): H05K3/10; H05K1/11