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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH02759
Kind Code:
U
Application Number:
JP7721188U
Publication Date:
January 05, 1990
Filing Date:
June 10, 1988
Export Citation:
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International Classes:
H01L23/40; H01S5/00; (IPC1-7): H01S3/18; H01L23/40
Domestic Patent References:
JP61085175B
JPS6149467B21986-10-29