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发明名称
Improvements in and relating to barrel arbors for time-pieces
摘要
申请公布号
GB624659(A)
申请公布日期
1949.06.14
申请号
GB19470001349
申请日期
1947.01.15
申请人
EUGENE-ALEXANDRE CHIFFELLE
发明人
分类号
G04B1/16
主分类号
G04B1/16
代理机构
代理人
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地址
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