Document Type and Number:
Japanese Patent JPS5085231
Kind Code:
U
Application Number:
JP14153373U
Publication Date:
July 21, 1975
Filing Date:
December 06, 1973
Export Citation:
International Classes:
G03B7/08; G03B9/08; G03B9/10; G03B9/58; (IPC1-7): G03B9/08; G03B9/10; G03B9/58
Domestic Patent References:
| JP39017718A | ||||
| JP44000808A |