Document Type and Number:
Japanese Patent JPS5483557
Kind Code:
U
Application Number:
JP15680777U
Publication Date:
June 13, 1979
Filing Date:
November 21, 1977
Export Citation:
International Classes:
F23Q7/00; F23Q7/22; H01J1/00; (IPC1-7): F23Q7/22; H01J1/00