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经营范围
发明名称
Diapason garde-temps
摘要
申请公布号
FR692123(A)
申请公布日期
1930.10.30
申请号
FRD692123
申请日期
1929.06.07
申请人
发明人
LEJAY PIERRE;HOLWECK FERNAND
分类号
G10G7/02
主分类号
G10G7/02
代理机构
代理人
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