发明授权
- 专利标题: Electric signaling on railways.
- 专利标题(中): 铁路电力信号。
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申请号: US1907393805申请日: 1907-09-20
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公开(公告)号: US1072404A公开(公告)日: 1913-09-02
- 发明人: BROWN GEORGE HERBERT , BROWN KATHLEEN MARGARET , BROWN HERBERT , BROWN GEORGE BRAMATO
- 申请人: BROWN GEORGE HERBERT , BROWN KATHLEEN MARGARET , BROWN HERBERT , BROWN GEORGE BRAMATO
- 专利权人: George Herbert Brown,Kathleen Margaret Brown,Herbert Brown,George Bramato Brown
- 当前专利权人: George Herbert Brown,Kathleen Margaret Brown,Herbert Brown,George Bramato Brown
- 优先权: US1907393805 1907-09-20
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