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经营范围
发明名称
Perfectionnements apportés aux thermomètres
摘要
申请公布号
FR707839(A)
申请公布日期
1931.07.15
申请号
FRD707839
申请日期
1930.12.15
申请人
发明人
PHILIPSEN MICHAEL
分类号
G01K1/04
主分类号
G01K1/04
代理机构
代理人
主权项
地址
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