Document Type and Number:
Japanese Patent JPS4990467
Kind Code:
U
Application Number:
JP13335772U
Publication Date:
August 06, 1974
Filing Date:
November 21, 1972
Export Citation:
International Classes:
F23Q2/28; F23Q2/16; F23Q2/36; (IPC1-7): F23Q2/36; F23Q2/16