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发明名称
Dispositif optique pour l'obtention d'un polygone curviligne régulier lumineux, de diamètre réglable pour collimateurs de visée
摘要
申请公布号
FR986401(A)
申请公布日期
1951.07.31
申请号
FRD986401
申请日期
1945.10.10
申请人
ETAT FRANCAIS REPRESENTE PAR M. LE MINISTRE DE L'AIR
发明人
CHOLLET
分类号
G02B27/28
主分类号
G02B27/28
代理机构
代理人
主权项
地址
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