Document Type and Number:
Japanese Patent JPH0120552
Kind Code:
Y2
Application Number:
JP19541884U
Publication Date:
June 20, 1989
Filing Date:
December 25, 1984
Export Citation:
International Classes:
F28F17/00; F28F7/00; (IPC1-7): F28F17/00
Next Patent: JPH0120553