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经营范围
发明名称
Photoelectric cell circuit
摘要
申请公布号
US2032010(A)
申请公布日期
1936.02.25
申请号
US19330677332
申请日期
1933.06.23
申请人
WESTON ELECTRICAL INSTRUMENT CORPORATION
发明人
JR. WILLIAM NELSON GOODWIN,
分类号
G01J1/16;H01L31/00
主分类号
G01J1/16
代理机构
代理人
主权项
地址
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