Document Type and Number:
Japanese Patent JPS52120104
Kind Code:
U
More Like This:
Application Number:
JP2909376U
Publication Date:
September 12, 1977
Filing Date:
March 10, 1976
Export Citation:
International Classes:
C21B7/00; F27B1/12; (IPC1-7): C21B7/00; F27B1/12
Domestic Patent References:
JP48049205B |