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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS61145672
Kind Code:
U
Application Number:
JP2724485U
Publication Date:
September 08, 1986
Filing Date:
February 28, 1985
Export Citation:
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International Classes:
G02C3/00; A61F9/00; B42D15/02; B42D15/10; G02B27/02; (IPC1-7): B42D15/02; A61F9/00; G02B27/02; G02C3/00
Domestic Patent References:
JPS5243276U1977-03-28