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发明名称
Pièce d'horlogerie étanche
摘要
申请公布号
CH322706(A)
申请公布日期
1957.06.30
申请号
CHD322706
申请日期
1955.02.10
申请人
PIQUEREZ,ERVIN
发明人
PIQUEREZ,ERVIN
分类号
G04B37/10
主分类号
G04B37/10
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代理人
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