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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5117669
Kind Code:
A
Inventors:
KITAHIRO ISAMU
OGAWA MASAHIDE
Application Number:
JP9001174A
Publication Date:
February 12, 1976
Filing Date:
August 05, 1974
Export Citation:
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Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
H01L25/18; H01L23/02; H01L23/28; H01L23/48; H01L23/52; H01L25/04; (IPC1-7): H01L23/02; H01L23/48
Domestic Patent References:
JPS4823333U1973-03-16