发明申请
- 专利标题: COVERED HOPPER CAR
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申请号: US15978490申请日: 2018-05-14
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公开(公告)号: US20180334178A1公开(公告)日: 2018-11-22
- 发明人: Michael GILLIS
- 申请人: Gunderson LLC
- 申请人地址: US OR Portland
- 专利权人: Gunderson LLC
- 当前专利权人: Gunderson LLC
- 当前专利权人地址: US OR Portland
- 主分类号: B61D17/08
- IPC分类号: B61D17/08 ; B61D7/02 ; B61D17/06
摘要:
A covered hopper railroad freight car having a car body whose opposite longitudinal sides include flat, parallel, generally vertical upper side wall portions free from outwardly protruding structural strength members.
公开/授权文献
- US10807615B2 Covered hopper car 公开/授权日:2020-10-20