- 专利标题: Spring fastening device.
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申请号: US1005786D申请日:
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公开(公告)号: US1005786A公开(公告)日: 1911-10-10
- 发明人: SCHADE JOHN JR
- 申请人: FAHNESTOCK ELECTRIC COMPANY
- 专利权人: Fahnestock Electric Company
- 当前专利权人: Fahnestock Electric Company
- 优先权: US1005786T null
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