Document Type and Number:
Japanese Patent JPS5475676
Kind Code:
U
Application Number:
JP14837677U
Publication Date:
May 29, 1979
Filing Date:
November 07, 1977
Export Citation:
International Classes:
G10K9/22; G10K9/12; G10K9/13; G10K11/02; G10K11/08; (IPC1-7): G10K9/12; G10K11/08