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发明名称
Verre de montre à double paroi
摘要
申请公布号
FR1074203(A)
申请公布日期
1954.10.04
申请号
FRD1074203
申请日期
1953.03.02
申请人
发明人
AUCHERE JEAN-EDOUARD-VICTOR
分类号
G04B39/00
主分类号
G04B39/00
代理机构
代理人
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