Document Type and Number:
Japanese Patent JPS5147998
Kind Code:
B2
Application Number:
JP8977172A
Publication Date:
December 17, 1976
Filing Date:
September 07, 1972
Export Citation:
International Classes:
F41G3/26; F41J5/00; G01B5/00; (IPC1-7): F41J5/00; F41G3/26