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发明名称
Perfectionnements aux lampes à réflecteur
摘要
申请公布号
FR769077(A)
申请公布日期
1934.08.18
申请号
FRD769077
申请日期
1933.03.11
申请人
发明人
CADDY SYDNEY, CHARLES;CADDY ELIZABETH
分类号
G09F13/14
主分类号
G09F13/14
代理机构
代理人
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