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Document Type and Number:
Japanese Patent JPS5420010
Kind Code:
Y2
Application Number:
JP14065376U
Publication Date:
July 21, 1979
Filing Date:
October 21, 1976
Export Citation:
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International Classes:
G03B17/12; A45C5/04; A45C11/38; G02B7/00; G03B17/00; (IPC1-7): A45C11/38



 
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