Document Type and Number:
Japanese Patent JPH0360317
Kind Code:
U
Application Number:
JP12288889U
Publication Date:
June 13, 1991
Filing Date:
October 19, 1989
Export Citation:
International Classes:
G02C1/06; G02C5/02; G02C7/10; G02C9/04; (IPC1-7): G02C9/04; G02C1/06; G02C5/02; G02C7/10
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