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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6258050
Kind Code:
U
Application Number:
JP14939885U
Publication Date:
April 10, 1987
Filing Date:
September 30, 1985
Export Citation:
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International Classes:
B21F1/00; B26D9/00; H01L23/48; H01L23/50; H05K13/00; (IPC1-7): H01L23/48; B21F1/00; B26D9/00; H05K13/00