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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0496844
Kind Code:
U
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Application Number:
JP813191U
Publication Date:
August 21, 1992
Filing Date:
January 28, 1991
Export Citation:
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International Classes:
A46B7/08; B08B1/04; H01L21/304; (IPC1-7): H01L21/304; A46B7/08; B08B1/04