Document Type and Number:
Japanese Patent JPS6380527
Kind Code:
U
Application Number:
JP17438186U
Publication Date:
May 27, 1988
Filing Date:
November 13, 1986
Export Citation:
International Classes:
G02C3/00; G02C7/08; (IPC1-7): G02C3/00; G02C7/08
Domestic Patent References:
JP60080420B | ||||
JP59082222B | ||||
JP60082617B | ||||
JP52114040B | ||||
JPS5785016A | 1982-05-27 | |||
JP9006690U | ||||
JP62184526B |