Document Type and Number:
Japanese Patent JPS54176703
Kind Code:
U
Application Number:
JP7531778U
Publication Date:
December 13, 1979
Filing Date:
June 01, 1978
Export Citation:
International Classes:
C21D1/00; F27B9/20; F27B9/22; F27B9/24; F27D3/02; F27D3/12; (IPC1-7): C21D1/00; F27B9/20; F27D3/12
Domestic Patent References:
| JPS54156687U | 1979-10-31 |