Document Type and Number:
Japanese Patent JPS5421542
Kind Code:
Y2
Application Number:
JP15649875U
Publication Date:
July 31, 1979
Filing Date:
November 18, 1975
Export Citation:
International Classes:
H01J37/06; B23K15/00; B26F3/00; G21F3/00; G21K5/04; H01J37/18; H01J37/30; (IPC1-7): B23K15/00; H01J37/30