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发明名称
LENTE FRESNEL.
摘要
<p>Lente fresnel, caracterizada por el hecho de que comprende al menos una serie de elementos o sectores radiales, sostenidos yuxtapuestos colateralmente en la dirección circunferencial.</p>
申请公布号
ES281194(U)
申请公布日期
1985.06.16
申请号
ES19940002811U
申请日期
1983.05.26
申请人
GIRAUD HENRI A.
发明人
分类号
G02B7/182;F24J2/08;F24J2/38;F24J2/54;G01S3/786;G02B3/08;(IPC1-7):G02B3/08;F24J3/02
主分类号
G02B7/182
代理机构
代理人
主权项
地址
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