Document Type and Number:
Japanese Patent JPS5165959
Kind Code:
A
More Like This:
Inventors:
TADA KOJI
Application Number:
JP14016674A
Publication Date:
June 08, 1976
Filing Date:
December 05, 1974
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES
International Classes:
G02B5/20; C30B29/34; G02F1/03; G02F1/05; G02F1/21; (IPC1-7): G02B5/20; G02F1/03
Domestic Patent References:
JP45021982A | ||||
JPS4724268A |