发明授权
- 专利标题: Dumping-car.
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申请号: US1912716122申请日: 1912-08-21
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公开(公告)号: US1066728A公开(公告)日: 1913-07-08
- 发明人: HARRINGTON CLEMENT G
- 申请人: AMERICAN CAR & FOUNDRY CO
- 专利权人: ACF Industries Inc
- 当前专利权人: ACF Industries Inc
- 优先权: US1910578592 1910-08-23; US1912716122 1912-08-21