Document Type and Number:
Japanese Patent JPS5119882
Kind Code:
Y2
Application Number:
JP8707171U
Publication Date:
May 25, 1976
Filing Date:
September 23, 1971
Export Citation:
International Classes:
G03B21/32; G03B21/43; G03B31/00; G03B31/04; H02P1/00; H02P5/50; H02P5/52; (IPC1-7): G03B31/00; G03B21/43; H02P1/00