Document Type and Number:
Japanese Patent JPS6384120
Kind Code:
U
More Like This:
Application Number:
JP17747886U
Publication Date:
June 02, 1988
Filing Date:
November 20, 1986
Export Citation:
International Classes:
G02C5/14; G02C7/10; G02C9/04; (IPC1-7): G02C7/10; G02C5/14; G02C9/04
Domestic Patent References:
JP60163424B | ||||
JP54156533B | ||||
JP62161219B |