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发明名称
Règle graduée
摘要
申请公布号
FR1023271(A)
申请公布日期
1953.03.16
申请号
FRD1023271
申请日期
1950.08.11
申请人
发明人
LETOUZEY VICTOR
分类号
G01B3/04
主分类号
G01B3/04
代理机构
代理人
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地址
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