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发明名称
Règle-rapporteur
摘要
申请公布号
FR828143(A)
申请公布日期
1938.05.11
申请号
FRD828143
申请日期
1937.01.23
申请人
发明人
TOUCHON
分类号
G01C1/00;G01C21/20
主分类号
G01C1/00
代理机构
代理人
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