Document Type and Number:
Japanese Patent JPS4833251
Kind Code:
U
Application Number:
JP7577971U
Publication Date:
April 21, 1973
Filing Date:
August 23, 1971
Export Citation:
International Classes:
H01H47/18; H03K17/28; H03K17/292; (IPC1-7): H01H47/18; H03K17/28