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经营范围
发明名称
Watch spring
摘要
申请公布号
GB1020456(A)
申请公布日期
1966.02.16
申请号
GB19620041082
申请日期
1962.10.30
申请人
E.T.A. A.G. EBAUCHES-FABRIK
发明人
分类号
G04B1/14;G04B33/12
主分类号
G04B1/14
代理机构
代理人
主权项
地址
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