Document Type and Number:
Japanese Patent JPS5536773
Kind Code:
Y2
Application Number:
JP7368075U
Publication Date:
August 29, 1980
Filing Date:
May 30, 1975
Export Citation:
International Classes:
F16L29/00; F24F5/00; F25B45/00; (IPC1-7): F25B45/00; F16L29/00