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发明名称
Perfectionnements apportés aux montures d'objectifs photographiques, comportant une liaison à un télémètre
摘要
申请公布号
FR990495(A)
申请公布日期
1951.09.21
申请号
FRD990495
申请日期
1949.07.11
申请人
发明人
LEMASSON ROGER-PIERRE-FELIX
分类号
G03B13/20
主分类号
G03B13/20
代理机构
代理人
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地址
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