Document Type and Number:
Japanese Patent JPS5111042
Kind Code:
U
Application Number:
JP8174074U
Publication Date:
January 27, 1976
Filing Date:
July 10, 1974
Export Citation:
International Classes:
G03B9/70; G03B17/24; (IPC1-7): G03B9/70; G03B17/24
Domestic Patent References:
JPS466142A | ||||
JP44002004A |