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发明名称
System and apparatus employing the hall effect
摘要
申请公布号
US1825855(A)
申请公布日期
1931.10.06
申请号
US19290332545
申请日期
1929.01.14
申请人
INVEX CORPORATION
发明人
CRAIG PALMER HUNT
分类号
G01D5/18;G01P3/488;G01R21/08;G01R33/07;H01L43/06;H03B15/00;H03F9/00;H03F15/00;H04B1/16
主分类号
G01D5/18
代理机构
代理人
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地址
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