Document Type and Number:
Japanese Patent JPS5531687
Kind Code:
Y2
Application Number:
JP15766775U
Publication Date:
July 29, 1980
Filing Date:
November 20, 1975
Export Citation:
International Classes:
H01B7/32; H01B3/02; H01B7/295; (IPC1-7): H01B7/34; H01B7/32