Document Type and Number:
Japanese Patent JPS5574902
Kind Code:
U
Application Number:
JP15745378U
Publication Date:
May 23, 1980
Filing Date:
November 17, 1978
Export Citation:
International Classes:
G21C7/36; G05B21/00; G05B21/02; G21C7/00; G21D3/00; G21D3/04; (IPC1-7): G05B21/00; G21C7/00; G21D3/04