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发明名称
Fremgangsmaade til Fremstilling af radioaktive Apparater til Beskyttelse mod Lyn eller Hagl.
摘要
申请公布号
DK58809(C)
申请公布日期
1941.06.30
申请号
DKD58809
申请日期
1937.03.13
申请人
HELITA, SOCIETE FRANCAISE ANONYME
发明人
分类号
主分类号
代理机构
代理人
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地址
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