发明授权
- 专利标题: Silicon overcoil balance spring
- 专利标题(中): 硅平衡弹簧
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申请号: EP14178831.5申请日: 2014-07-28
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公开(公告)号: EP2833221B1公开(公告)日: 2017-05-24
- 发明人: Wang, Yingnan , Ching, Ho
- 申请人: Master Dynamic Limited
- 申请人地址: Unit 108B-109, 1/F, Biotech Centre 1 No 9 Science Park West Avenue Shatin, New Territories, Hong Kong CN
- 专利权人: Master Dynamic Limited
- 当前专利权人: Master Dynamic Limited
- 当前专利权人地址: Unit 108B-109, 1/F, Biotech Centre 1 No 9 Science Park West Avenue Shatin, New Territories, Hong Kong CN
- 代理机构: Copsey, Timothy Graham
- 优先权: HK13108857 20130729
- 主分类号: G04B17/06
- IPC分类号: G04B17/06 ; G04D3/00
公开/授权文献
- EP2833221A3 Silicon overcoil balance spring 公开/授权日:2015-09-02
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