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发明名称
Camera for spectral apparatus
摘要
申请公布号
US2305160(A)
申请公布日期
1942.12.15
申请号
US19400366815
申请日期
1940.11.23
申请人
GERHARD HANSEN
发明人
HANSEN GERHARD
分类号
G01J3/02;G01J3/06
主分类号
G01J3/02
代理机构
代理人
主权项
地址
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