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发明名称
COMPOUND SEMICONDUCTOR DEVICE WHICH UTILIZES AN ELECTRON SUPPLY LAYER WHICH HAS A GRADED COMPOSITION SO THAT A CONSTITUENT VARIES IN PERCENTAGE COMPOSITION FROM ONE SIDE TO THE OTHER
摘要
申请公布号
US5099295(A)
申请公布日期
1992.03.24
申请号
US19900468357
申请日期
1990.01.22
申请人
SONY CORPORATION
发明人
OGAWA, MASAMICHI
分类号
H01L29/812;H01L21/338;H01L29/205;H01L29/778
主分类号
H01L29/812
代理机构
代理人
主权项
地址
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