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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5162982
Kind Code:
A
Inventors:
SUGAWARA YOSHITAKA
YAO TSUTOMU
KONISHI TOBUTAKE
Application Number:
JP13623374A
Publication Date:
May 31, 1976
Filing Date:
November 29, 1974
Export Citation:
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Assignee:
HITACHI LTD
International Classes:
H01L31/12; (IPC1-7): H01L31/12
Domestic Patent References:
JPS4846278A1973-07-02
JPS4969095A1974-07-04



 
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