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发明名称
Dispositif de mesure d'une grandeur physique par projection optique devant un repère fixe d'une portion appropriée de graduation
摘要
申请公布号
FR1194875(A)
申请公布日期
1959.11.13
申请号
FRD1194875
申请日期
1958.04.18
申请人
发明人
DERVEAUX RENE
分类号
G03B21/00
主分类号
G03B21/00
代理机构
代理人
主权项
地址
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