Document Type and Number:
Japanese Patent JPS5325407
Kind Code:
Y2
Application Number:
JP14695974U
Publication Date:
June 29, 1978
Filing Date:
December 06, 1974
Export Citation:
International Classes:
G10K11/16; F24F7/04; F24F13/02; G10K11/00; (IPC1-7): F24F13/02; G10K11/00