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发明名称
Procédé et dispositif pour déterminer, par observation directe, la position de sources de radiations émettant des rayons infra-rouges et non visibles directement
摘要
申请公布号
FR838510(A)
申请公布日期
1939.03.08
申请号
FRD838510
申请日期
1938.05.28
申请人
发明人
KRAUSZ GEORGES DE
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