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经营范围
发明名称
Apparatus for obtaining criminal confessions and photographically recording them
摘要
申请公布号
US1749090(A)
申请公布日期
1930.03.04
申请号
US19270212102
申请日期
1927.08.10
申请人
ADELAIDE SHELBY HELENE
发明人
SHELBY HELENE ADELAIDE
分类号
G11B33/06
主分类号
G11B33/06
代理机构
代理人
主权项
地址
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