Document Type and Number:
Japanese Patent JPS5423093
Kind Code:
B2
Application Number:
JP7636375A
Publication Date:
August 11, 1979
Filing Date:
June 19, 1975
Export Citation:
International Classes:
H01H11/00; B21J15/00; B21J15/02; B21J15/14; B21J15/16; B21J15/30; B21J15/32; B21J15/36