- 专利标题: Metallic tie and rail-fastener.
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申请号: US14159617申请日: 1917-01-10
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公开(公告)号: US1221096A公开(公告)日: 1917-04-03
- 发明人: SCHRAMKO FRANK , PRAZINKA JOHN
- 申请人: SCHRAMKO FRANK , PRAZINKA JOHN
- 专利权人: Frank Schramko,John Prazinka
- 当前专利权人: Frank Schramko,John Prazinka
- 优先权: US14159617 1917-01-10
公开/授权文献
- US09589967B2 Fast programming antifuse and method of manufacture 公开/授权日:2017-03-07