发明授权
- 专利标题: Turbine.
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申请号: US1907372993申请日: 1907-05-10
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公开(公告)号: US911662A公开(公告)日: 1909-02-09
- 发明人: LJUNGSTROEM BIRGER , FORSBERG ERIK AUGUST
- 申请人: LJUNGSTROEM BIRGER , FORSBERG ERIK AUGUST
- 专利权人: Birger Ljungstroem,Erik August Forsberg
- 当前专利权人: Birger Ljungstroem,Erik August Forsberg
- 优先权: US1907372993 1907-05-10