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发明名称
Improvements in clockwork movements
摘要
申请公布号
GB421348(A)
申请公布日期
1934.12.19
申请号
GB19330020615
申请日期
1933.07.21
申请人
JEAN DELVINIOTTI
发明人
分类号
G04C3/06
主分类号
G04C3/06
代理机构
代理人
主权项
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