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发明名称
Perfectionnements aux dispositifs correcteurs de parallaxes utilisés dans certains appareils d'optique tels que les viseurs
摘要
申请公布号
FR1092478(A)
申请公布日期
1955.04.21
申请号
FRD1092478
申请日期
1953.10.26
申请人
发明人
BEAULIEU MARCEL
分类号
G03B13/02
主分类号
G03B13/02
代理机构
代理人
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地址
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