| 发明名称 |
RAILWAY BOXCAR DOOR OPERATING UNIT |
| 摘要 |
A door operating apparatus is provided for safely and efficiently opening and/or closing a side door of a railway boxcar by moving a door engagement member laterally.
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| 申请公布号 |
US2003098451(A1) |
申请公布日期 |
2003.05.29 |
| 申请号 |
US20010995329 |
申请日期 |
2001.11.27 |
| 申请人 |
CASCADE CORPORATION |
发明人 |
DIXON THOMAS E.;BROSH JAMES E.;CAMPBELL BRIAN D.;ESTEP RICHARD R.;MARSHAL LARRY D. |
| 分类号 |
B61D19/00;(IPC1-7):B66D1/36 |
主分类号 |
B61D19/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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