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发明名称
Pièce d'horlogerie à chronographe.
摘要
申请公布号
CH279371(A)
申请公布日期
1951.11.30
申请号
CHD279371
申请日期
1949.10.11
申请人
HAHN-BURGER,CHARLES
发明人
HAHN-BURGER,CHARLES
分类号
G04F7/08
主分类号
G04F7/08
代理机构
代理人
主权项
地址
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