- 专利标题: SHEET TRANSITIONING IN SPIRAL FORMED STRUCTURES
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申请号: EP17847545.5申请日: 2017-08-31
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公开(公告)号: EP3507031B1公开(公告)日: 2021-10-06
- 发明人: TAKATA, Rosalind, K. , BRIDGERS, Loren, Daniel , SMITH, Eric, D.
- 专利权人: Keystone Tower Systems, Inc.
- 当前专利权人: Keystone Tower Systems, Inc.
- 当前专利权人地址: 5390 Pecos Street Denver, CO 80221 US
- 代理机构: McGlashan, Graham Stewart
- 优先权: US201662381749 P 20160831
- 国际公布: WO2018045168 20180308
- 主分类号: B21C37/18
- IPC分类号: B21C37/18 ; B21C37/06 ; B21C37/08 ; B21C37/083 ; B21C37/12 ; B21C37/14
公开/授权文献
- EP3507031A1 SHEET TRANSITIONING IN SPIRAL FORMED STRUCTURES 公开/授权日:2019-07-10
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