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发明名称
Cellule photoélectrique ou photorésistante à lumière modulée en boucle fermée
摘要
申请公布号
FR1457895(A)
申请公布日期
1966.11.04
申请号
FR19650040990
申请日期
1965.12.06
申请人
发明人
HUMBERT CLAUDE
分类号
G01V8/12
主分类号
G01V8/12
代理机构
代理人
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